Tecno Phantom X vs Vivo iQOO 15
The Tecno Phantom X (2021) runs on the MediaTek Helio G95, 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 46/100 (a 40-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 4700); the Vivo iQOO 15 is faster in AnTuTu (3,740,528 vs 534,895); the Vivo iQOO 15 has NFC for contactless payments, the Tecno Phantom X doesn't.
Tecno Phantom X
Vivo iQOO 15
- Overall rating 46/100
- Higher AnTuTu: 3740528 vs 534895
- Better Geekbench Single: 3041 vs 673
- Better Geekbench Multi: 9494 vs 1881
- Bigger battery: 7000 vs 4700 mAh
- Faster charging: 100W vs 33W
- Higher refresh rate: 144Hz vs 90Hz
- Higher performance (94/100 vs 41/100)
- Better camera (78/100 vs 49/100)
- Longer battery life (85/100 vs 40/100)
- Better display (99/100 vs 67/100)
- Better portability (48/100 vs 40/100)
Comparing the Tecno Phantom X vs the Vivo iQOO 15, the Vivo iQOO 15 scores 40 points higher (86/100 vs 46/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 41/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 49/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 40/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Tecno Phantom X (94/100 vs 41/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Tecno Phantom X (99/100 vs 67/100). In the "camera" category, the Vivo iQOO 15 notably outperforms the Tecno Phantom X (78/100 vs 49/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Tecno Phantom X (85/100 vs 40/100). In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 40/100).
| Specification | Tecno Phantom X | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | MediaTek Helio G95 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 534895 | 3740528 | |
| Geekbench Single | 673 | 3041 | |
| Geekbench Multi | 1881 | 9494 | |
| Display | 6.7" Super AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2340 | 1440x3168 | |
| Refresh rate | 90 Hz | 144 Hz | |
| Battery | 4700 mAh | 7000 mAh | |
| Charging | 33W | 100W | |
| Wireless charging | 0W | 40W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 13 MP | 50 MP | |
| Front camera | 48 MP | 32 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 256GB | 256GB / 512GB / 1TB | |
| OS | Android 11, HIOS 7.6 | Android 16 | |
| Brightness (peak) | — | 6000 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 163.5×73.8×8.7 mm | 163.7×76.8×8.1 mm | |
| Weight | — | 215 g | |
| Launch price | — | $599 |
Tecno Phantom X
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Telephoto: 13MP
- Front: 48MP
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Tecno Phantom X
- 6.7" Super AMOLED
- Resolution: 1080x2340
- Refresh rate: 90 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Tecno Phantom X
- 4700 mAh
- Wired: 33W
- No wireless charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
We compared Tecno Phantom X and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Tecno Phantom X by 85.7% in our overall performance rating.
Tecno Phantom X
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Tecno Phantom X (94/100 vs 41/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Tecno Phantom X (99/100 vs 67/100).
camera
In the "camera" category, the Vivo iQOO 15 notably outperforms the Tecno Phantom X (78/100 vs 49/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Tecno Phantom X (85/100 vs 40/100).
portability
In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 40/100).
Which is better: the Tecno Phantom X or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the Tecno Phantom X by 40 points (86/100 vs 46/100).
What is the rating of the Tecno Phantom X and the Vivo iQOO 15?
The Tecno Phantom X has a MobileRank rating of 46/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Tecno Phantom X or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 49/100).
Which is more powerful: the Tecno Phantom X or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 41/100).
Should you choose the Tecno Phantom X over the Vivo iQOO 15?
The Tecno Phantom X 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.