Infinix Smart3 Plus vs Vivo iQOO 15 Ultra
The Infinix Smart3 Plus (2019) runs on the MediaTek Helio A22, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 84/100 vs 7/100 (a 77-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 3500); the main camera is 13 MP vs 50 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 155,362); the Vivo iQOO 15 Ultra has NFC for contactless payments, the Infinix Smart3 Plus doesn't; the Infinix Smart3 Plus is noticeably lighter (148g vs 227g).
Infinix Smart3 Plus
Vivo iQOO 15 Ultra
- Lighter: 148g vs 227g
- Better design/ergonomics (100/100 vs 16/100)
- Higher AnTuTu: 4602290 vs 155362
- Better Geekbench Single: 3640 vs 300
- Better Geekbench Multi: 11033 vs 486
- Bigger battery: 7400 vs 3500 mAh
- Better main camera: 50MP vs 13MP
- Higher performance (97/100 vs 0/100)
- Better camera (74/100 vs 0/100)
- Longer battery life (86/100 vs 0/100)
- Better display (100/100 vs 0/100)
Comparing the Infinix Smart3 Plus vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 77 points higher (84/100 vs 7/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 0/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (74/100 vs 0/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (86/100 vs 0/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Smart3 Plus (97/100 vs 0/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Smart3 Plus (100/100 vs 0/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Smart3 Plus (74/100 vs 0/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Smart3 Plus (86/100 vs 0/100). In the "design" category, the Infinix Smart3 Plus significantly outperforms the Vivo iQOO 15 Ultra (100/100 vs 16/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Infinix Smart3 Plus | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | MediaTek Helio A22 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 155362 | 4602290 | |
| Geekbench Single | 300 | 3640 | |
| Geekbench Multi | 486 | 11033 | |
| Display | 6.2" LTPS IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | 720x1520 | 1440x3168 | |
| Refresh rate | — | 144 Hz | |
| Battery | 3500 mAh | 7400 mAh | |
| Charging | — | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 13 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 3GB | 12GB / 16GB / 24GB | |
| Storage | 32GB | 256GB / 512GB / 1TB | |
| OS | Android 9.0 (Pie) | Android 16 | |
| Brightness (peak) | — | 8000 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 157.0×76.0×7.8 mm | 163.7×76.8×8.7 mm | |
| Weight | 148 g | 227 g | |
| Price | — | $799 |
Infinix Smart3 Plus
- Main: 13MP f/f/1.8
- Front: 8MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Infinix Smart3 Plus
- 6.2" LTPS IPS LCD
- Resolution: 720x1520
- Refresh rate: —
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Infinix Smart3 Plus
- 3500 mAh
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Infinix Smart3 Plus and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Infinix Smart3 Plus by 96.6% in our overall performance rating.
Infinix Smart3 Plus
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Smart3 Plus (97/100 vs 0/100).
display
In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Smart3 Plus (100/100 vs 0/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Smart3 Plus (74/100 vs 0/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Smart3 Plus (86/100 vs 0/100).
design
In the "design" category, the Infinix Smart3 Plus significantly outperforms the Vivo iQOO 15 Ultra (100/100 vs 16/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Infinix Smart3 Plus or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Infinix Smart3 Plus by 77 points (84/100 vs 7/100).
What is the rating of the Infinix Smart3 Plus and the Vivo iQOO 15 Ultra?
The Infinix Smart3 Plus has a MobileRank rating of 7/100, the Vivo iQOO 15 Ultra — 84/100.
Which has the better camera: the Infinix Smart3 Plus or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (74/100 vs 0/100).
Which is more powerful: the Infinix Smart3 Plus or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 0/100).
Should you choose the Infinix Smart3 Plus over the Vivo iQOO 15 Ultra?
The Infinix Smart3 Plus is a better fit for everyday use. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.