Vivo iQOO 15 vs Vivo iQOO Z6 44W
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO Z6 44W (2022) runs on the Qualcomm Snapdragon 680 4G. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 41/100 (a 45-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5000); the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 424,216); the Vivo iQOO 15 has NFC for contactless payments, the Vivo iQOO Z6 44W doesn't; the Vivo iQOO Z6 44W is noticeably lighter (182g vs 215g).
Profile comparison
Category scores
Vivo iQOO 15
Vivo iQOO Z6 44W
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 424216
- Better Geekbench Single: 3013 vs 412
- Better Geekbench Multi: 9287 vs 1423
- Bigger battery: 7000 vs 5000 mAh
- Faster charging: 100W vs 44W
- Higher refresh rate: 144Hz vs 90Hz
- Higher performance (94/100 vs 31/100)
- Better camera (78/100 vs 32/100)
- Longer battery life (85/100 vs 48/100)
- Better display (99/100 vs 69/100)
What makes Vivo iQOO Z6 44W better?
- Lighter: 182g vs 215g
- Better portability (65/100 vs 48/100)
Comparison verdict
Comparing the Vivo iQOO 15 vs the Vivo iQOO Z6 44W, the Vivo iQOO 15 scores 45 points higher (86/100 vs 41/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 31/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 32/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 48/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 44W (94/100 vs 31/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 44W (99/100 vs 69/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 44W (78/100 vs 32/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 44W (85/100 vs 48/100). In the "portability" category, the Vivo iQOO Z6 44W notably outperforms the Vivo iQOO 15 (65/100 vs 48/100).
Specs comparison
| Specification | Vivo iQOO 15 | Vivo iQOO Z6 44W | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 680 4G | |
| AnTuTu | 3758268 | 424216 | |
| Geekbench Single | 3013 | 412 | |
| Geekbench Multi | 9287 | 1423 | |
| Display | 6.8" LTPO AMOLED | 6.4" AMOLED | |
| Resolution | 1440x3168 | 1080x2400 | |
| Refresh rate | 144 Hz | 90 Hz | |
| Battery | 7000 mAh | 5000 mAh | |
| Charging | 100W | 44W | |
| Wireless charging | 40W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 16 | Android 12, Funtouch 12 | |
| Brightness (peak) | 6000 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.1 mm | 160.8×73.8×8.4 mm | |
| Weight | 215 g | 182 g | |
| Launch price | $599 | — |
Camera comparison
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO Z6 44W
- Main: 50MP f/1.8
- Front: 16MP
Display comparison
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO Z6 44W
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Battery and charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Vivo iQOO Z6 44W
- 5000 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 and Vivo iQOO Z6 44W, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Vivo iQOO Z6 44W by 785.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO Z6 44W
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 44W (94/100 vs 31/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 44W (99/100 vs 69/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 44W (78/100 vs 32/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 44W (85/100 vs 48/100).
portability
In the "portability" category, the Vivo iQOO Z6 44W notably outperforms the Vivo iQOO 15 (65/100 vs 48/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 or the Vivo iQOO Z6 44W?
The Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 44W by 45 points (86/100 vs 41/100).
What is the rating of the Vivo iQOO 15 and the Vivo iQOO Z6 44W?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Vivo iQOO Z6 44W — 41/100.
Which has the better camera: the Vivo iQOO 15 or the Vivo iQOO Z6 44W?
The Vivo iQOO 15 leads on camera score (78/100 vs 32/100).
Which is more powerful: the Vivo iQOO 15 or the Vivo iQOO Z6 44W?
The Vivo iQOO 15 leads on performance (94/100 vs 31/100).
Should you choose the Vivo iQOO 15 over the Vivo iQOO Z6 44W?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.