Vivo iQOO Z11x vs Vivo X300 Ultra
The Vivo iQOO Z11x (2026) runs on the MediaTek Dimensity 7400 Turbo, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $170 and $950. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 53/100 (a 38-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 6000); the main camera is 50 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 983,562); the Vivo X300 Ultra has NFC for contactless payments, the Vivo iQOO Z11x doesn't; the Vivo iQOO Z11x is noticeably lighter (190g vs 230g).
Profile comparison
Category scores
Vivo iQOO Z11x
Vivo X300 Ultra
What makes Vivo iQOO Z11x better?
- Lighter: 190g vs 230g
- Cheaper at launch: $170 vs $950
- Better portability (60/100 vs 39/100)
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 983562
- Better Geekbench Single: 3639 vs 1061
- Better Geekbench Multi: 11047 vs 3185
- Bigger battery: 7000 vs 6000 mAh
- Faster charging: 100W vs 44W
- Better main camera: 200MP vs 50MP
- Higher performance (99/100 vs 58/100)
- Better camera (96/100 vs 30/100)
- Longer battery life (85/100 vs 56/100)
- Better display (89/100 vs 79/100)
Comparison verdict
Comparing the Vivo iQOO Z11x vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 38 points higher (91/100 vs 53/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 58/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 30/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 56/100). Value score: Vivo iQOO Z11x — 74/100, Vivo X300 Ultra — 94/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z11x (99/100 vs 58/100). In the "display" category, the Vivo X300 Ultra is a bit better (89/100 vs 79/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z11x (96/100 vs 30/100). In the "battery" category, the Vivo X300 Ultra notably outperforms the Vivo iQOO Z11x (85/100 vs 56/100). In the "portability" category, the Vivo iQOO Z11x notably outperforms the Vivo X300 Ultra (60/100 vs 39/100).
Specs comparison
| Specification | Vivo iQOO Z11x | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 7400 Turbo | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 983562 | 4247433 | |
| Geekbench Single | 1061 | 3639 | |
| Geekbench Multi | 3185 | 11047 | |
| Display | 6.7" AMOLED | 6.8" LTPO OLED | |
| Resolution | 2400x1080 | 3168x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6000 mAh | 7000 mAh | |
| Charging | 44W | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 4GB / 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 1200 nits | — | |
| NFC | no | yes | |
| Protection | IP68 | IP69 | |
| Dimensions | 166.6×78.4×8.4 mm | 163.0×76.8×8.2 mm | |
| Weight | 190 g | 230 g | |
| Launch price | $170 | $950 |
Camera comparison
Vivo iQOO Z11x
- Main: 50MP f/1.8
- Front: 8MP
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Vivo iQOO Z11x
- 6.7" AMOLED
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO Z11x
- 6000 mAh
- Wired: 44W
- No wireless charging
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Vivo iQOO Z11x and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Vivo iQOO Z11x by 76.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $780. Vivo iQOO Z11x was $780 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z11x (99/100 vs 58/100).
display
In the "display" category, the Vivo X300 Ultra is a bit better (89/100 vs 79/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z11x (96/100 vs 30/100).
battery
In the "battery" category, the Vivo X300 Ultra notably outperforms the Vivo iQOO Z11x (85/100 vs 56/100).
portability
In the "portability" category, the Vivo iQOO Z11x notably outperforms the Vivo X300 Ultra (60/100 vs 39/100).
Frequently asked questions
Which is better: the Vivo iQOO Z11x or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Vivo iQOO Z11x by 38 points (91/100 vs 53/100).
What is the rating of the Vivo iQOO Z11x and the Vivo X300 Ultra?
The Vivo iQOO Z11x has a MobileRank rating of 53/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the Vivo iQOO Z11x or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 30/100).
Which is more powerful: the Vivo iQOO Z11x or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 58/100).
Should you choose the Vivo iQOO Z11x over the Vivo X300 Ultra?
The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.