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Apera Instruments
Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester
$110Cheaper
Best Ph Meters · head-to-head
Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester vs Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14)
A sourced, side-by-side comparison. Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester is cheaper at $110. Every spec and price links to its source.
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Oakton Instruments
Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14)
$169.3
Which is better: the Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester or Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14)?
On the specs we track, they're closely matched. The Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester is the cheaper at $110.
See Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester on Amazon Check Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) price
As an Amazon Associate we earn from qualifying purchases. Prices verified at capture; live price may differ.
Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester | Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) |
|---|---|---|
| US price | $110 | $169.3 |
| Brand | Apera Instruments | Oakton Instruments |
| Released | — | — |
| Ph range | -2.00 to 16.00 pH | — |
| Resolution ph | 0.01 / 0.1 pH (selectable) | — |
| Accuracy ph | ±0.01 pH ±1 digit | — |
| Calibration points | Automatic, 1 to 3 points; auto-recognizes buffers 1.68, 4.00, 7.00, 10.01, 12.46 | Three-point, push-button calibration with auto-buffer recognition |
| Atc | Automatic, 0 to 50°C (32 to 122°F) | — |
| Electrode type | Replaceable single-junction ceramic pH probe, lead-free lithium-based glass bulb membrane, Ag/AgCl reference, KCl gel electrolyte | Replaceable BNC pH probe |
| Waterproof rating | IP67, floats | IP67 |
| Battery type | 4 x AAA (DC3V), up to 2000 hours continuous use | — |
Sources — Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester: aperainst.com (verified 2026-08-12). Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14): amazon.com (verified 2026-08-12).
What's the difference between the Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester and Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14)?
Where the two actually differ on the specs we track (3 of 8). Matching specs are omitted.
- Calibration points: Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester Automatic, 1 to 3 points; auto-recognizes buffers 1.68, 4.00, 7.00, 10.01, 12.46 vs Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) Three-point, push-button calibration with auto-buffer recognition
- Electrode type: Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester Replaceable single-junction ceramic pH probe, lead-free lithium-based glass bulb membrane, Ag/AgCl reference, KCl gel electrolyte vs Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) Replaceable BNC pH probe
- Waterproof rating: Apera Instruments PH60 Premium Series Waterproof Pocket pH Tester IP67, floats vs Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) IP67