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STOCK COMPARISON

Tai-Tech Advanced Electronics Co vs Amphenol: Fair Value & Quality

Both stocks run through our valuation models. Here is how Tai-Tech Advanced Electronics Co (3357) and Amphenol (APH) compare, as of Sep 24, 2026.

As of Sep 24, 2026, Fair Value Calculator sees Amphenol as the more attractively valued of the two: Tai-Tech Advanced Electronics Co trades at TWD 206 versus a fair value of TWD 152 (-26%), while Amphenol trades at $82.19 versus $91.12 (+11%).
Tai-Tech Advanced Electronics Co
3357.TWO · TWD · Information Technology
-26%
upside to fair value
overvalued
PriceTWD 206
Fair ValueTWD 152
Quality57/100
Amphenol
APH · USD · Information Technology
+11%
upside to fair value
undervalued
Price$82.19
Fair Value$91.12
Quality68/100
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Head-to-head numbers

Green is the better side of a row, red the weaker one (for valuation multiples: lower = cheaper). Grey rows are for reference only and are not scored.

betterweakerfor reference, not scored

Tai-Tech Advanced Electronics CoAmphenol
Valuation
19.3×P/E (TTM)23.6×
3.09×P/S (TTM)7.18×
2.50×P/B13.87×
13.3×EV/EBITDA23.2×
n/aPEG1.29×
−26.3%Fair value upside+10.9%
2.5%Dividend yield1.0%
TWD 5.20Dividend per share$0.83
Profitability
17%Operating margin27%
0.62×EBIT margin trend (5Y)1.35×
13%Return on equity37%
5%Return on assets13%
Growth
35%Revenue growth (YoY)58%
7.8%Avg. growth/yr (3Y)22.3%
8.1%Avg. growth/yr (5Y)21.8%
+8.4%Value creation/yr+24.5%
Balance & size
15.6×Interest coverage (EBIT/interest)16.2×
0.11×Debt / equity1.09×
$714MMarket cap$186B
expensiveGrowth qualityhealthy

Amphenol leads: 6 to 9 metric wins.

n/a = 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.

Tai-Tech Advanced Electronics Coof which business quality 56 · market factors 51 Amphenolof which business quality 67 · market factors 58
ProfitabilityMargins and returns on capital today
44
67
Quality GrowthAre margins and returns improving?
56
70
CashflowEarnings quality: real cash, not paper profit
22
72
Fin. StrengthBalance sheet, leverage, solvency risk
88
78
InvestmentDisciplined investing over empire-building
41
29
Low VolatilityCalm price path (market factor)
14
37
MomentumPrice trend over the last 3–12 months (market factor)
64
63
52W MomentumDistance to the 52-week high (market factor)
69
75
Net IssuanceShare count: buybacks or dilution?
88
71

What the models say

How far the median fair value (base case) per model family sits from the current price, in percent. The amount in the currency of the trading venue is shown underneath.

above the price, more than 15% above close to the price, 85% to 115% of the price below the price, more than 15% below

Model familyTai-Tech Advanced Electronics CoPrice TWD 206AmphenolPrice $82.19
DCF Models-8%close to the priceTWD 191+22%above the price$100
Earnings-Based-30%below the priceTWD 144-42%below the price$47.38
Dividend Discount-67%below the priceTWD 66.97-86%below the price$11.48
Multiples-9%close to the priceTWD 188-4%close to the price$78.76
Asset-Based-71%below the priceTWD 59.82-91%below the price$7.30
Growth DCF-61%below the priceTWD 80.82+3%close to the price$84.28
Economic Profit-61%below the priceTWD 81.10-45%below the price$45.51
Growth Earnings+22%above the priceTWD 252+2%close to the price$83.60
Minimum-71%below the priceTWD 59.82-91%below the price$7.30
Maximum+22%above the priceTWD 252+22%above the price$100
Median-45%below the priceTWD 112-23%below the price$63.07
Geometric mean-43%below the priceTWD 117-49%below the price$42.19

Minimum, maximum, median and geometric mean refer to the family values in this table. Geometric because deviations are ratios: half the price and twice the price average to 100%, not 125%.

Tai-Tech Advanced Electronics Co: 19 of 26 models see the stock below the current price.

Amphenol: 14 of 26 models see the stock below the current price.

Scenario ranges

From our cautious bear scenario to the optimistic bull scenario. The white tick is the current price (value above it), the green tick the fair value (value below it): if the price sits left of the fair value, there is room to rise.

Tai-Tech Advanced Electronics Co
Price TWD 206
Fair Value TWD 152
Bear TWD 76.69Bull TWD 230
Amphenol
Price $82.19
Fair Value $91.12
Bear $57.40Bull $145

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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.

Tai-Tech Advanced Electronics Co · Information Technology

Quality score57 · above median
Fair value upside-26% · below median

Amphenol · Information Technology

Quality score68 · Top 25%
Fair value upside+11% · above median

Bottom line

As of Sep 24, 2026, Fair Value Calculator sees Amphenol as the more attractively valued of the two: Tai-Tech Advanced Electronics Co trades at TWD 206 versus a fair value of TWD 152 (-26%), while Amphenol trades at $82.19 versus $91.12 (+11%).

Amphenol has the higher quality score (68/100).

Open Amphenol live analysis →

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A model-based valuation snapshot from 26 models. Values change with price and fundamentals; the date shown above applies.