# 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): specs and price compared

A sourced, side-by-side comparison of the Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe (Atlas Scientific) and Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) (Oakton Instruments) among ph meters. Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) is the cheaper of the two at $169.3.

## Side by side

| 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 |
| 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 | — |

## Key differences

- 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

## Sources

- Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe: https://atlas-scientific.com/kits/ph-kit/ (atlas-scientific.com, verified 2026-08-12)
- Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14): https://www.amazon.com/Oakton-WD-35634-14-Waterproof-pHTestr-Pocket/dp/B012BSBPFW/ (amazon.com, verified 2026-08-12)

Canonical: https://frontdeskreview.com/gear/ph-meters/atlas-scientific-ph-kit-vs-oakton-phtestr-10/
Cite: Per The Front Desk Review, Atlas Scientific pH Kit (KIT-101P) — EZO pH Circuit + Gen 3 Lab Grade Probe ($174.99) vs Oakton pHTestr 10 Waterproof BNC Pocket pH Tester (WD-35634-14) ($169.3) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/ph-meters/atlas-scientific-ph-kit-vs-oakton-phtestr-10/
License: CC BY 4.0.