Infinix Smart 4 vs Vivo iQOO 15
The Infinix Smart 4 (2019) runs on the MediaTek Helio A22, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 20/100 (a 66-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 4000); the main camera is 8 MP vs 50 MP; the Vivo iQOO 15 is faster in AnTuTu (3,740,528 vs 155,362); the Vivo iQOO 15 has NFC for contactless payments, the Infinix Smart 4 doesn't; the Infinix Smart 4 is noticeably lighter (183g vs 215g).
Infinix Smart 4
Vivo iQOO 15
- Lighter: 183g vs 215g
- Better portability (66/100 vs 48/100)
- Higher AnTuTu: 3740528 vs 155362
- Better Geekbench Single: 3041 vs 300
- Better Geekbench Multi: 9494 vs 486
- Bigger battery: 7000 vs 4000 mAh
- Better main camera: 50MP vs 8MP
- Higher performance (94/100 vs 10/100)
- Better camera (78/100 vs 10/100)
- Longer battery life (85/100 vs 32/100)
- Better display (99/100 vs 38/100)
Comparing the Infinix Smart 4 vs the Vivo iQOO 15, the Vivo iQOO 15 scores 66 points higher (86/100 vs 20/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 10/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 10/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 32/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Infinix Smart 4 (94/100 vs 10/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Infinix Smart 4 (99/100 vs 38/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Infinix Smart 4 (78/100 vs 10/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Infinix Smart 4 (85/100 vs 32/100). In the "portability" category, the Infinix Smart 4 notably outperforms the Vivo iQOO 15 (66/100 vs 48/100).
| Specification | Infinix Smart 4 | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | MediaTek Helio A22 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 155362 | 3740528 | |
| Geekbench Single | 300 | 3041 | |
| Geekbench Multi | 486 | 9494 | |
| Display | 6.6" IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | 720x1600 | 1440x3168 | |
| Refresh rate | — | 144 Hz | |
| Battery | 4000 mAh | 7000 mAh | |
| Charging | — | 100W | |
| Wireless charging | — | 40W | |
| Main camera | 8 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 5 MP | 32 MP | |
| RAM | 1GB | 12GB / 16GB | |
| Storage | — | 256GB / 512GB / 1TB | |
| OS | Android 9.0 Pie (Go edition) | Android 16 | |
| Brightness (peak) | — | 6000 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 167.0×76.0×8.3 mm | 163.7×76.8×8.1 mm | |
| Weight | 183 g | 215 g | |
| Launch price | — | $599 |
Infinix Smart 4
- Main: 8MP
- Front: 5MP
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Infinix Smart 4
- 6.6" IPS LCD
- Resolution: 720x1600
- Refresh rate: —
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Infinix Smart 4
- 4000 mAh
- Wireless charging: no data
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
We compared Infinix Smart 4 and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Infinix Smart 4 by 95.8% in our overall performance rating.
Infinix Smart 4
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Infinix Smart 4 (94/100 vs 10/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Infinix Smart 4 (99/100 vs 38/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Infinix Smart 4 (78/100 vs 10/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Infinix Smart 4 (85/100 vs 32/100).
portability
In the "portability" category, the Infinix Smart 4 notably outperforms the Vivo iQOO 15 (66/100 vs 48/100).
Which is better: the Infinix Smart 4 or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the Infinix Smart 4 by 66 points (86/100 vs 20/100).
What is the rating of the Infinix Smart 4 and the Vivo iQOO 15?
The Infinix Smart 4 has a MobileRank rating of 20/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Infinix Smart 4 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 10/100).
Which is more powerful: the Infinix Smart 4 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 10/100).
Should you choose the Infinix Smart 4 over the Vivo iQOO 15?
The Infinix Smart 4 is a better fit for everyday use. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.