Looking for an honest Blackview Tab 18 vs UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet comparison in 2026? We scored both tablets on the same six-dimension framework — performance, battery, display, camera, design and value — using identical methodology, so the numbers below are directly comparable. In our overall scoring the Blackview Tab 18 comes out ahead 59/100 to 54/100 — a 5-point gap. The widest gap is in design and build, where the UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet pulls noticeably ahead. On price the UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet undercuts the Blackview Tab 18 by 62% ($160.09 vs $259), which materially changes the value calculus for budget-conscious buyers.

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Blackview Tab 18 narrowly beats the UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet in the tablets category, especially in display quality, scoring 59 vs 54. If you want the better overall tablets, Blackview Tab 18 is the recommended choice.
Picking Blackview Tab 18 over UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet means trading these off.
Blackview
$259
Scores are relative within the tabletscategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
✓ Pros
✗ Cons
✓ Pros
✗ Cons
| Spec | Blackview Tab 18W | UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet |
|---|---|---|
| Display | 12"✓ | 11" |
| Display Type | LCD IPS | IPS LCD |
| Resolution | 2560 x 1600 | 1280 x 800 pixels |
| Refresh Rate | 60Hz | 60Hz |
| Chipset | MediaTek Helio G99 | MediaTek Helio G90T |
| RAM | 12GB✓ | 4GB |
| Storage | 256GB | 256GB |
| Camera | 16MP✓ | 12MP |
| Front Camera | 8MP | 8MP |
| Battery | 8800mAh✓ | 7200mAh |
| OS | Android 13 | Android 11 |
| Keyboard Support | true | true |
| Cellular | false | Wi-Fi only |
| Weight | 620g | 500g✓ |
| Price | 259$ | 160.09$✓ |
Buy Blackview Tab 18 if…
Buy the Blackview Tab 18 if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Buy UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet if…
Choose the UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet if budget is your top priority — it offers competitive specs at a lower price point.
Blackview Tab 18 narrowly beats the UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet in the tablets category, especially in display quality, scoring 59 vs 54. If you want the better overall tablets, Blackview Tab 18 is the recommended choice.
Yes, Blackview Tab 18 scores higher overall (59 vs 54).
UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet is cheaper at $160.09 vs $259 for the Blackview Tab 18.
Buy the Blackview Tab 18 if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Choose the UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet if budget is your top priority — it offers competitive specs at a lower price point.
Blackview Tab 18 has a larger battery (8,800mAh vs 7,200mAh for the UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet), which generally means longer use between charges.
Both offer 10 hours of battery life.
Blackview Tab 18 has the larger display (12" vs 11").
Blackview Tab 18 has a higher-resolution main camera (16MP vs 12MP). Note that megapixels are one factor — sensor quality and processing also matter.
UMIDIGI G9 Tab Octa Core 11" 7200mAh Tablet is lighter at 500g vs 620g.
Blackview Tab 18 has more RAM (12GB vs 4GB), which helps with multitasking.
Reviewed by VersusMatrix Editorial Team
Last updated: May 10, 2026
Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.