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STOCK COMPARISON

Teledyne Technologies vs Keysight Technologies: Fair Value & Quality

Both stocks run through our valuation models. Here is how Teledyne Technologies (TDY) and Keysight Technologies (KEYS) compare, as of Aug 8, 2026.

As of Aug 8, 2026, Fair Value Calculator sees Teledyne Technologies as the less overvalued of the two: Teledyne Technologies trades at $688 versus a fair value of $368 (-47%), while Keysight Technologies trades at $337 versus $84.16 (-75%).
Teledyne Technologies
TDY · USD · Information Technology
-47%
upside to fair value
overvalued
Price$688
Fair Value$368
Quality68/100
Keysight Technologies
KEYS · USD · Information Technology
-75%
upside to fair value
overvalued
Price$337
Fair Value$84.16
Quality71/100

Head-to-head numbers

Green value = the better side for that row (for valuation multiples: lower = cheaper).

Teledyne TechnologiesKeysight Technologies
Valuation
32.2×P/E (TTM)50.8×
4.73×P/S (TTM)8.87×
2.80×P/B9.19×
20.2×EV/EBITDA38.2×
1.40×PEG1.13×
Profitability
15%Net margin17%
19%Operating margin19%
9%Return on equity18%
5%Return on assets6%
Growth
8%Revenue growth (YoY)32%
3.9%Avg. growth/yr (3Y)-0.3%
14.7%Avg. growth/yr (5Y)5.0%
Balance & size
0.19×Debt / equity0.43×
$29BMarket cap$54B
healthyGrowth qualityhealthy

Teledyne Technologies leads: 8 to 5 metric wins.

Dash = not meaningfully computable, for example with negative equity.

Quality in detail

The quality score, broken down into the same factor families as on the stock page, 0 to 100 per family.

Teledyne Technologiesof which business quality 66 · market factors 67 Keysight Technologiesof which business quality 71 · market factors 73
ProfitabilityMargins and returns on capital today
40
52
Quality GrowthAre margins and returns improving?
44
47
CashflowEarnings quality: real cash, not paper profit
73
89
Fin. StrengthBalance sheet, leverage, solvency risk
79
76
InvestmentDisciplined investing over empire-building
82
59
Low VolatilityCalm price path (market factor)
71
42
MomentumPrice trend over the last 3–12 months (market factor)
56
82
52W MomentumDistance to the 52-week high (market factor)
80
92
Net IssuanceBuybacks instead of dilution
85
96

What the models say

The median fair value (base case) per model family, each in the currency of its trading venue. Green = above the current price, red = below.

Teledyne Technologies

DCF Models$413
Earnings-Based$183
Multiples$355
Asset-Based$152
Growth DCF$390
Economic Profit$200
Growth Earnings$308

24 of 24 models see the stock below the current price.

Keysight Technologies

DCF Models$95.80
Earnings-Based$36.69
Dividend Discount$5.75
Multiples$81.40
Asset-Based$23.04
Growth DCF$104
Economic Profit$46.70
Growth Earnings$86.39

26 of 26 models see the stock below the current price.

Scenario ranges

From our cautious bear case to the optimistic bull case. The white tick is the current price: left of fair value means room to run.

Teledyne Technologies
Bear $236Fair Value $368Bull $472
$688 = current price (white tick)
Keysight Technologies
Bear $63.12Fair Value $84.16Bull $105
$337 = current price (white tick)

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Ranked within their sector

Where each stock sits within its sector peer group. Band = middle 50% of peers, tick = median, dot = this stock.

Teledyne Technologies · Information Technology

Quality score68 · Top 25%
Fair value upside-47% · below median

Keysight Technologies · Information Technology

Quality score71 · Top 25%
Fair value upside-75% · bottom 25%

Bottom line

As of Aug 8, 2026, Fair Value Calculator sees Teledyne Technologies as the less overvalued of the two: Teledyne Technologies trades at $688 versus a fair value of $368 (-47%), while Keysight Technologies trades at $337 versus $84.16 (-75%).

Keysight Technologies has the higher quality score (71/100).

See the full analysis →
Teledyne Technologies · Keysight Technologies

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A model-based valuation snapshot from 21 models. Values change with price and fundamentals; the date shown above applies.