Vivo iQOO 15 vs ZTE Blade 20
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the ZTE Blade 20 (2019) runs on the MediaTek Helio P70. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 27/100 (a 59-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5000); the main camera is 50 MP vs 16 MP; the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 303,398); the Vivo iQOO 15 has NFC for contactless payments, the ZTE Blade 20 doesn't; the ZTE Blade 20 is noticeably lighter (190g vs 215g).
Profile comparison
Category scores
Vivo iQOO 15
ZTE Blade 20
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 303398
- Better Geekbench Single: 3013 vs 341
- Better Geekbench Multi: 9287 vs 779
- Bigger battery: 7000 vs 5000 mAh
- Faster charging: 100W vs 18W
- Better main camera: 50MP vs 16MP
- Higher performance (94/100 vs 20/100)
- Better camera (78/100 vs 15/100)
- Longer battery life (85/100 vs 43/100)
- Better display (99/100 vs 38/100)
What makes ZTE Blade 20 better?
- Lighter: 190g vs 215g
- Better portability (54/100 vs 48/100)
Comparison verdict
Comparing the Vivo iQOO 15 vs the ZTE Blade 20, the Vivo iQOO 15 scores 59 points higher (86/100 vs 27/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 20/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 15/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 43/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the ZTE Blade 20 (94/100 vs 20/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the ZTE Blade 20 (99/100 vs 38/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the ZTE Blade 20 (78/100 vs 15/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the ZTE Blade 20 (85/100 vs 43/100). In the "portability" category, the ZTE Blade 20 is a bit better (54/100 vs 48/100).
Specs comparison
| Specification | Vivo iQOO 15 | ZTE Blade 20 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Helio P70 | |
| AnTuTu | 3758268 | 303398 | |
| Geekbench Single | 3013 | 341 | |
| Geekbench Multi | 9287 | 779 | |
| Display | 6.8" LTPO AMOLED | 6.5" IPS LCD | |
| Resolution | 1440x3168 | 720x1560 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7000 mAh | 5000 mAh | |
| Charging | 100W | 18W | |
| Wireless charging | 40W | 0W | |
| Main camera | 50 MP | 16 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 12GB / 16GB | 4GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 16 | Android 9.0 (Pie) | |
| Brightness (peak) | 6000 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.1 mm | 162.9×76.6×9.0 mm | |
| Weight | 215 g | 190 g | |
| Launch price | $599 | — |
Camera comparison
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
ZTE Blade 20
- Main: 16MP f/2.0
- Ultrawide: 8MP
- Front: 8MP
Display comparison
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
ZTE Blade 20
- 6.5" IPS LCD
- Resolution: 720x1560
- Refresh rate: —
Battery and charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
ZTE Blade 20
- 5000 mAh
- Wired: 18W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 and ZTE Blade 20, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads ZTE Blade 20 by 1138.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
ZTE Blade 20
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the ZTE Blade 20 (94/100 vs 20/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the ZTE Blade 20 (99/100 vs 38/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the ZTE Blade 20 (78/100 vs 15/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the ZTE Blade 20 (85/100 vs 43/100).
portability
In the "portability" category, the ZTE Blade 20 is a bit better (54/100 vs 48/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 or the ZTE Blade 20?
The Vivo iQOO 15 significantly outperforms the ZTE Blade 20 by 59 points (86/100 vs 27/100).
What is the rating of the Vivo iQOO 15 and the ZTE Blade 20?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the ZTE Blade 20 — 27/100.
Which has the better camera: the Vivo iQOO 15 or the ZTE Blade 20?
The Vivo iQOO 15 leads on camera score (78/100 vs 15/100).
Which is more powerful: the Vivo iQOO 15 or the ZTE Blade 20?
The Vivo iQOO 15 leads on performance (94/100 vs 20/100).
Should you choose the Vivo iQOO 15 over the ZTE Blade 20?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.