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SDI Group (SDI) Competitors

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GBX 95 +1.40 (+1.50%)
As of 10/2/2026 12:31 PM Eastern

SDI vs. GHH, TTG, JDG, SRT, and MIDW

Should you buy SDI Group stock or one of its competitors? SDI Group's main competitors and comparable companies include Gooch & Housego (GHH), TT Electronics (TTG), Judges Scientific (JDG), SRT Marine Systems (SRT), and Midwich Group (MIDW). Companies are selected based on similarities in market, industry, and size. These companies are all part of the "electronic equipment, instruments & components" industry.

How does SDI Group compare to Gooch & Housego?

Gooch & Housego (LON:GHH) and SDI Group (LON:SDI) are both small-cap technology companies, but which is the better stock? We will contrast the two companies based on the strength of their institutional ownership, risk, media sentiment, valuation, profitability, analyst recommendations, earnings and dividends.

Gooch & Housego has a beta of 0.918, suggesting that its share price is 8% less volatile than the broader market. Comparatively, SDI Group has a beta of 1.11, suggesting that its share price is 11% more volatile than the broader market.

SDI Group has a net margin of 6.59% compared to Gooch & Housego's net margin of 2.44%. SDI Group's return on equity of 9.24% beat Gooch & Housego's return on equity.

Company Net Margins Return on Equity Return on Assets
Gooch & Housego2.44% 3.33% 1.88%
SDI Group 6.59%9.24%5.49%

In the previous week, Gooch & Housego and Gooch & Housego both had 1 articles in the media. Gooch & Housego's average media sentiment score of 0.67 beat SDI Group's score of 0.37 indicating that Gooch & Housego is being referred to more favorably in the media.

Company Very Positive Positive Neutral Negative Very Negative Overall Sentiment
Gooch & Housego
0 Very Positive mention(s)
1 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Positive
SDI Group
0 Very Positive mention(s)
1 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Neutral

SDI Group has lower revenue, but higher earnings than Gooch & Housego. SDI Group is trading at a lower price-to-earnings ratio than Gooch & Housego, indicating that it is currently the more affordable of the two stocks.

CompanyGross RevenuePrice/Sales RatioNet IncomeEarnings Per SharePrice/Earnings Ratio
Gooch & Housego£161.48M2.08£1.07M£14.3085.66
SDI Group£74.49M1.33£4.17M£4.5920.70

20.1% of Gooch & Housego shares are owned by institutional investors. Comparatively, 17.6% of SDI Group shares are owned by institutional investors. 1.3% of Gooch & Housego shares are owned by company insiders. Comparatively, 3.6% of SDI Group shares are owned by company insiders. Strong institutional ownership is an indication that large money managers, endowments and hedge funds believe a stock is poised for long-term growth.

Gooch & Housego presently has a consensus price target of GBX 1,150, suggesting a potential downside of 6.12%. SDI Group has a consensus price target of GBX 145, suggesting a potential upside of 52.63%. Given SDI Group's higher possible upside, analysts plainly believe SDI Group is more favorable than Gooch & Housego.

Company Sell Ratings Hold Ratings Buy Ratings Strong Buy Ratings Rating Score
Gooch & Housego
0 Sell rating(s)
0 Hold rating(s)
1 Buy rating(s)
0 Strong Buy rating(s)
3.00
SDI Group
0 Sell rating(s)
0 Hold rating(s)
1 Buy rating(s)
0 Strong Buy rating(s)
3.00

Summary

SDI Group beats Gooch & Housego on 7 of the 13 factors compared between the two stocks.

How does SDI Group compare to TT Electronics?

TT Electronics (LON:TTG) and SDI Group (LON:SDI) are both small-cap technology companies, but which is the superior stock? We will compare the two businesses based on the strength of their institutional ownership, valuation, earnings, media sentiment, analyst recommendations, profitability, risk and dividends.

SDI Group has a net margin of 6.59% compared to TT Electronics' net margin of -7.80%. SDI Group's return on equity of 9.24% beat TT Electronics' return on equity.

Company Net Margins Return on Equity Return on Assets
TT Electronics-7.80% -24.38% 0.42%
SDI Group 6.59%9.24%5.49%

In the previous week, TT Electronics and TT Electronics both had 1 articles in the media. SDI Group's average media sentiment score of 0.37 beat TT Electronics' score of 0.00 indicating that SDI Group is being referred to more favorably in the news media.

Company Overall Sentiment
TT Electronics Neutral
SDI Group Neutral

SDI Group has lower revenue, but higher earnings than TT Electronics. TT Electronics is trading at a lower price-to-earnings ratio than SDI Group, indicating that it is currently the more affordable of the two stocks.

CompanyGross RevenuePrice/Sales RatioNet IncomeEarnings Per SharePrice/Earnings Ratio
TT Electronics£471.60M0.66-£12.84M-£22.00N/A
SDI Group£74.49M1.33£4.17M£4.5920.70

60.3% of TT Electronics shares are owned by institutional investors. Comparatively, 17.6% of SDI Group shares are owned by institutional investors. 8.8% of TT Electronics shares are owned by insiders. Comparatively, 3.6% of SDI Group shares are owned by insiders. Strong institutional ownership is an indication that large money managers, endowments and hedge funds believe a stock is poised for long-term growth.

TT Electronics has a beta of 0.842, meaning that its stock price is 16% less volatile than the broader market. Comparatively, SDI Group has a beta of 1.11, meaning that its stock price is 11% more volatile than the broader market.

TT Electronics currently has a consensus target price of GBX 170, indicating a potential downside of 2.19%. SDI Group has a consensus target price of GBX 145, indicating a potential upside of 52.63%. Given SDI Group's stronger consensus rating and higher possible upside, analysts plainly believe SDI Group is more favorable than TT Electronics.

Company Sell Ratings Hold Ratings Buy Ratings Strong Buy Ratings Rating Score
TT Electronics
0 Sell rating(s)
2 Hold rating(s)
2 Buy rating(s)
0 Strong Buy rating(s)
2.50
SDI Group
0 Sell rating(s)
0 Hold rating(s)
1 Buy rating(s)
0 Strong Buy rating(s)
3.00

Summary

SDI Group beats TT Electronics on 11 of the 15 factors compared between the two stocks.

How does SDI Group compare to Judges Scientific?

SDI Group (LON:SDI) and Judges Scientific (LON:JDG) are both small-cap technology companies, but which is the better business? We will compare the two companies based on the strength of their risk, analyst recommendations, media sentiment, earnings, profitability, institutional ownership, dividends and valuation.

SDI Group has a net margin of 6.59% compared to Judges Scientific's net margin of -0.46%. SDI Group's return on equity of 9.24% beat Judges Scientific's return on equity.

Company Net Margins Return on Equity Return on Assets
SDI Group6.59% 9.24% 5.49%
Judges Scientific -0.46%-0.72%7.35%

17.6% of SDI Group shares are owned by institutional investors. Comparatively, 25.2% of Judges Scientific shares are owned by institutional investors. 3.6% of SDI Group shares are owned by insiders. Comparatively, 9.9% of Judges Scientific shares are owned by insiders. Strong institutional ownership is an indication that endowments, large money managers and hedge funds believe a stock is poised for long-term growth.

In the previous week, Judges Scientific had 1 more articles in the media than SDI Group. MarketBeat recorded 2 mentions for Judges Scientific and 1 mentions for SDI Group. Judges Scientific's average media sentiment score of 0.45 beat SDI Group's score of 0.37 indicating that Judges Scientific is being referred to more favorably in the news media.

Company Very Positive Positive Neutral Negative Very Negative Overall Sentiment
SDI Group
0 Very Positive mention(s)
1 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Neutral
Judges Scientific
0 Very Positive mention(s)
2 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Neutral

SDI Group currently has a consensus price target of GBX 145, indicating a potential upside of 52.63%. Judges Scientific has a consensus price target of GBX 6,490, indicating a potential upside of 79.68%. Given Judges Scientific's higher probable upside, analysts clearly believe Judges Scientific is more favorable than SDI Group.

Company Sell Ratings Hold Ratings Buy Ratings Strong Buy Ratings Rating Score
SDI Group
0 Sell rating(s)
0 Hold rating(s)
1 Buy rating(s)
0 Strong Buy rating(s)
3.00
Judges Scientific
0 Sell rating(s)
0 Hold rating(s)
2 Buy rating(s)
0 Strong Buy rating(s)
3.00

Judges Scientific has higher revenue and earnings than SDI Group. SDI Group is trading at a lower price-to-earnings ratio than Judges Scientific, indicating that it is currently the more affordable of the two stocks.

CompanyGross RevenuePrice/Sales RatioNet IncomeEarnings Per SharePrice/Earnings Ratio
SDI Group£74.49M1.33£4.17M£4.5920.70
Judges Scientific£131.30M1.83£14.75M£81.4044.37

SDI Group has a beta of 1.11, indicating that its share price is 11% more volatile than the broader market. Comparatively, Judges Scientific has a beta of 0.694, indicating that its share price is 31% less volatile than the broader market.

Summary

Judges Scientific beats SDI Group on 12 of the 15 factors compared between the two stocks.

How does SDI Group compare to SRT Marine Systems?

SDI Group (LON:SDI) and SRT Marine Systems (LON:SRT) are both small-cap technology companies, but which is the superior stock? We will contrast the two businesses based on the strength of their media sentiment, dividends, institutional ownership, profitability, risk, earnings, analyst recommendations and valuation.

17.6% of SDI Group shares are owned by institutional investors. Comparatively, 1.2% of SRT Marine Systems shares are owned by institutional investors. 3.6% of SDI Group shares are owned by company insiders. Comparatively, 17.6% of SRT Marine Systems shares are owned by company insiders. Strong institutional ownership is an indication that large money managers, endowments and hedge funds believe a company will outperform the market over the long term.

SDI Group currently has a consensus target price of GBX 145, indicating a potential upside of 52.63%. Given SDI Group's stronger consensus rating and higher probable upside, research analysts plainly believe SDI Group is more favorable than SRT Marine Systems.

Company Sell Ratings Hold Ratings Buy Ratings Strong Buy Ratings Rating Score
SDI Group
0 Sell rating(s)
0 Hold rating(s)
1 Buy rating(s)
0 Strong Buy rating(s)
3.00
SRT Marine Systems
0 Sell rating(s)
0 Hold rating(s)
0 Buy rating(s)
0 Strong Buy rating(s)
0.00

SDI Group has a net margin of 6.59% compared to SRT Marine Systems' net margin of 2.60%. SRT Marine Systems' return on equity of 10.42% beat SDI Group's return on equity.

Company Net Margins Return on Equity Return on Assets
SDI Group6.59% 9.24% 5.49%
SRT Marine Systems 2.60%10.42%-13.20%

In the previous week, SDI Group and SDI Group both had 1 articles in the media. SRT Marine Systems' average media sentiment score of 0.67 beat SDI Group's score of 0.37 indicating that SRT Marine Systems is being referred to more favorably in the news media.

Company Very Positive Positive Neutral Negative Very Negative Overall Sentiment
SDI Group
0 Very Positive mention(s)
1 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Neutral
SRT Marine Systems
0 Very Positive mention(s)
1 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Positive

SDI Group has a beta of 1.11, suggesting that its share price is 11% more volatile than the broader market. Comparatively, SRT Marine Systems has a beta of 0.46, suggesting that its share price is 54% less volatile than the broader market.

SDI Group has higher earnings, but lower revenue than SRT Marine Systems. SDI Group is trading at a lower price-to-earnings ratio than SRT Marine Systems, indicating that it is currently the more affordable of the two stocks.

CompanyGross RevenuePrice/Sales RatioNet IncomeEarnings Per SharePrice/Earnings Ratio
SDI Group£74.49M1.33£4.17M£4.5920.70
SRT Marine Systems£102.94M1.94£96.40K£1.0073.33

Summary

SDI Group beats SRT Marine Systems on 9 of the 15 factors compared between the two stocks.

How does SDI Group compare to Midwich Group?

SDI Group (LON:SDI) and Midwich Group (LON:MIDW) are both small-cap technology companies, but which is the better stock? We will compare the two businesses based on the strength of their earnings, dividends, analyst recommendations, valuation, profitability, risk, institutional ownership and media sentiment.

SDI Group presently has a consensus target price of GBX 145, suggesting a potential upside of 52.63%. Midwich Group has a consensus target price of GBX 350, suggesting a potential upside of 89.19%. Given Midwich Group's higher probable upside, analysts plainly believe Midwich Group is more favorable than SDI Group.

Company Sell Ratings Hold Ratings Buy Ratings Strong Buy Ratings Rating Score
SDI Group
0 Sell rating(s)
0 Hold rating(s)
1 Buy rating(s)
0 Strong Buy rating(s)
3.00
Midwich Group
0 Sell rating(s)
0 Hold rating(s)
1 Buy rating(s)
0 Strong Buy rating(s)
3.00

SDI Group has a beta of 1.11, suggesting that its share price is 11% more volatile than the broader market. Comparatively, Midwich Group has a beta of 0.42, suggesting that its share price is 58% less volatile than the broader market.

Midwich Group has higher revenue and earnings than SDI Group. Midwich Group is trading at a lower price-to-earnings ratio than SDI Group, indicating that it is currently the more affordable of the two stocks.

CompanyGross RevenuePrice/Sales RatioNet IncomeEarnings Per SharePrice/Earnings Ratio
SDI Group£74.49M1.33£4.17M£4.5920.70
Midwich Group£1.31B0.15£22.18M-£21.92N/A

17.6% of SDI Group shares are owned by institutional investors. Comparatively, 21.4% of Midwich Group shares are owned by institutional investors. 3.6% of SDI Group shares are owned by company insiders. Comparatively, 20.3% of Midwich Group shares are owned by company insiders. Strong institutional ownership is an indication that hedge funds, endowments and large money managers believe a stock will outperform the market over the long term.

In the previous week, Midwich Group had 3 more articles in the media than SDI Group. MarketBeat recorded 4 mentions for Midwich Group and 1 mentions for SDI Group. Midwich Group's average media sentiment score of 0.94 beat SDI Group's score of 0.37 indicating that Midwich Group is being referred to more favorably in the news media.

Company Very Positive Positive Neutral Negative Very Negative Overall Sentiment
SDI Group
0 Very Positive mention(s)
1 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Neutral
Midwich Group
2 Very Positive mention(s)
0 Positive mention(s)
1 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Positive

SDI Group has a net margin of 6.59% compared to Midwich Group's net margin of -1.26%. SDI Group's return on equity of 9.24% beat Midwich Group's return on equity.

Company Net Margins Return on Equity Return on Assets
SDI Group6.59% 9.24% 5.49%
Midwich Group -1.26%-10.30%3.70%

Summary

SDI Group and Midwich Group tied by winning 7 of the 14 factors compared between the two stocks.

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New MarketBeat Followers Over Time

This chart shows the number of new MarketBeat users adding SDI and its top 5 competitors to their watchlist. Each company is represented with a line over a 90 day period.
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Media Sentiment Over Time

This chart shows the average media sentiment of LON and its competitors over the past 90 days as caculated by MarketBeat. The averaged score is equivalent to the following: Very Negative Sentiment <= -1.5, Negative Sentiment > -1.5 and <= -0.5, Neutral Sentiment > -0.5 and < 0.5, Positive Sentiment >= 0.5 and < 1.5, and Very Positive Sentiment >= 1.5.
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SDI vs. The Competition

MetricSDI GroupElectronic Equipment, Instruments & Components IndustryTechnology SectorLON Exchange
Market Cap£99.34M£9.36B£31.64B£2.81B
Dividend Yield4.13%2.26%2.75%6.18%
P/E Ratio20.7029.2581.35366.16
Price / Sales1.3341.06585.2089,437.04
Price / Cash43.7837.6350.0727.89
Price / Book2.184.718.116.83
Net Income£4.17M£203.96M£704.44M£5.89B
7 Day Performance3.26%0.85%114.80%-0.73%
1 Month Performance10.47%0.80%73.50%16.59%
1 Year Performance5.56%772.79%167.51%23.09%

SDI Group Competitors List

CompanyMarketRankShare PriceAnalysts' Price Target1Y Price PerformanceMarket CapRevenueP/E RatioEmployee CountIndicator(s)
SDI
SDI Group
3.4059 of 5 stars
GBX 95
+1.5%
GBX 145
+52.6%
+5.1%£99.34M£74.49M20.70500
GHH
Gooch & Housego
0.6868 of 5 stars
GBX 1,225
flat
GBX 1,150
-6.1%
+110.0%£335.30M£161.48M85.661,030
TTG
TT Electronics
1.2917 of 5 stars
GBX 173.80
-0.7%
GBX 170
-2.2%
+61.5%£310.16M£471.60MN/A4,945
JDG
Judges Scientific
4.4693 of 5 stars
GBX 3,612
-0.2%
GBX 6,490
+79.7%
-41.9%£240.60M£131.30M44.37682
SRT
SRT Marine Systems
N/AGBX 73.33
-2.2%
N/A-15.7%£200.19M£102.94M73.3390

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This page (LON:SDI) was last updated on 10/3/2026 by MarketBeat.com Staff.
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