Autel MaxiBAS BT506
A good add-on for a shop that already uses Autel wireless scan tools, or anyone who wants test reports on a phone.
Amazon $175$175
The Autel MaxiBAS BT506 is the better car battery tester overall, rated 3.8 to 2.9. The Autel MaxiBAS BT506 leads on battery coverage and features or load. The Clore Solar BA9 wins on price. The Clore Solar BA9 costs $114.08 less ($60.92 vs $175).
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.
Clore Solar BA9
A basic, low-cost 12 V tester from the maker of the Solar shop line, for cars with ordinary batteries.
Amazon $60.92$60.92
Which should you buy?
- Choose the Autel MaxiBAS BT506 for battery coverage (up to 2,000 CCA, 6 V batteries, 24 V systems vs up to 1,200 CCA) and features or load (color or phone screen, app or QR report, stored results vs none of the listed features).
- Choose the Clore Solar BA9 for price ($60.92 vs $175).
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 | Autel MaxiBAS BT506 | Clore Solar BA9 |
|---|---|---|
| Overall rating | 3.8/5 | 2.9/5 |
| Price 25% | 46 $175 | 91 $60.92 |
| Battery coverage 25% | 100 up to 2,000 CCA, 6 V batteries, 24 V systems | 26 up to 1,200 CCA |
| System tests 20% | 100 tests the starter, charging system, ripple or diode | 50 system tests not published (neutral score used) |
| Features or load 20% | 40 color or phone screen, app or QR report, stored results | 0 none of the listed features |
| Warranty 10% | 0 1-year warranty | 0 1-year warranty |
Specifications
| Autel MaxiBAS BT506 | Clore Solar BA9 | |
|---|---|---|
| Testing | ||
| Type | Conductance (digital) | Conductance (digital) |
| Battery voltages | 6/12 V | 12 V |
| System voltages | 12/24 V | 12 V |
| Rating range | 100-2,000 CCA | 40-1,200 CCA |
| Battery types | Flooded, AGM, AGM spiral, EFB, gel | Flooded, AGM, spiral, gel |
| Rating standards | CCA, SAE, CA, EN, IEC, DIN, JIS, MCA | - |
| Starter test | Yes | - |
| Charging system test | Yes | - |
| Ripple or diode test | Yes | - |
| Features | ||
| Display | Phone app | LCD |
| App or QR report | Yes | - |
| Stores results | Yes | - |
| Build | ||
| Warranty | 1 year | 1 year |