Topdon BT200
A step up from the BT100 for anyone who also works on 24 V trucks or equipment, with a sunlight-readable color screen.
Amazon $77.99$77.99
The Topdon BT200 is the better car battery tester overall, rated 3.6 to 3.5. The Topdon BT200 leads on battery coverage. The Foxwell BT301 costs $8 less ($69.99 vs $77.99).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Foxwell BT301
A simple 12 V tester for home garages, with a long cable for running the starter test without a helper.
Amazon $69.99$69.99
Which should you buy?
- Choose the Topdon BT200 for battery coverage (up to 2,000 CCA, 24 V systems vs up to 2,000 CCA).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every digital testers car battery tester; a clear win is highlighted. How we rank explains each one.
| Factor weight | Topdon BT200 | Foxwell BT301 |
|---|---|---|
| Overall rating | 3.6/5 | 3.5/5 |
| Price 25% | 81 $77.99 | 85 $69.99 |
| Battery coverage 25% | 80 up to 2,000 CCA, 24 V systems | 60 up to 2,000 CCA |
| System tests 20% | 80 tests the starter, charging system | 80 tests the starter, charging system |
| Features or load 20% | 25 color or phone screen, stored results | 25 color or phone screen, cable of 5 ft or more |
| Warranty 10% | 0 1-year warranty | 0 warranty not published, scored as none |
Specifications
| Topdon BT200 | Foxwell BT301 | |
|---|---|---|
| Testing | ||
| Type | Conductance (digital) | Conductance (digital) |
| Battery voltages | 12/24 V | 12 V |
| System voltages | 12/24 V | 12 V |
| Rating range | 100-2,000 CCA | 100-2,000 CCA |
| Battery types | Flooded, AGM, gel, EFB, deep cycle | Flooded, AGM flat plate, AGM spiral, EFB, gel |
| Lithium batteries | - | No |
| Starter test | Yes | Yes |
| Charging system test | Yes | Yes |
| Features | ||
| Display | 2.4 in color LCD | 2.8 in color LCD |
| Stores results | Yes | - |
| Cable length | - | 6.5 ft |
| Build | ||
| Warranty | 1 year | - |