Atlas Scientific
Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe
$174.99
Best Ph Meters · head-to-head
Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe vs Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14)
A sourced, side-by-side comparison. Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) is cheaper at $169.3. 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)
$169.3Cheaper
Which is better: the Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe or Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14)?
On the specs we track, they're closely matched. The Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) is the cheaper at $169.3.
See Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe 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 |  Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe | Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) |
|---|---|---|
| US price | $174.99 | $169.3 |
| Brand | Atlas Scientific | Oakton Instruments |
| Released | — | — |
| Ph range | 0 to 14 pH | — |
| Resolution (pH) | 0.001 pH | — |
| Accuracy (pH) | ±0.002 pH (probe reading accuracy) | — |
| Calibration points | Up to 3-point; kit includes 6x 20ml calibration solution pouches (2x pH 4, 2x pH 7, 2x pH 10) | Three-point, push-button calibration with auto-buffer recognition |
| Atc | — | — |
| Electrode type | Double-junction Ag/AgCl Gen 3 Lab Grade pH probe (BNC connection to EZO pH circuit board) | Replaceable BNC pH probe |
| Waterproof rating | — | IP67 |
| Battery type | None — EZO circuit is powered by the host carrier/development board, no internal battery | — |
Sources — Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe: atlas-scientific.com (verified 2026-10-07). Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14): amazon.com (verified 2026-08-12).
What's the difference between the Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe and Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14)?
Where the two actually differ on the specs we track (2 of 8). Matching specs are omitted.
- Calibration points: Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe Up to 3-point; kit includes 6x 20ml calibration solution pouches (2x pH 4, 2x pH 7, 2x pH 10) vs Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) Three-point, push-button calibration with auto-buffer recognition
- Electrode type: Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe Double-junction Ag/AgCl Gen 3 Lab Grade pH probe (BNC connection to EZO pH circuit board) vs Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) Replaceable BNC pH probe