vivo iQOO Z11i 5G vs Xiaomi 15 Ultra: Which One Should You Buy?
Xiaomi 15 Ultra edges ahead with a BeastScore of 87.6/100 — but the right choice depends on what matters to you.
vivo iQOO Z11i 5G
Xiaomi 15 Ultra
Xiaomi 15 Ultra wins 3 of 5 categories
Here's exactly where each phone is stronger.
Bigger shape = better phone.
Scores out of 100. How we score
- SpeedXiaomi 15 Ultra9195
- CameraXiaomi 15 Ultra8091
- VideoNot enough data
- SelfieNot enough data
- Batteryvivo iQOO Z11i 5G9588
- DisplayXiaomi 15 Ultra8990
- ConnectivityNot enough data
- SecurityNot enough data
- Valuevivo iQOO Z11i 5G8555
- vivo iQOO Z11i 5G has the bigger battery6,500 mAh vs 5,410 mAh
- vivo iQOO Z11i 5G has the bigger screen6.74" vs 6.73"
- Xiaomi 15 Ultra has more RAM16 GB vs 8 GB
- Xiaomi 15 Ultra has the faster chipSnapdragon 8 Elite vs Snapdragon 4 Gen 2
Why buy each phone
Swipe ⇄Xiaomi 15 Ultra wins — BeastScore 87.6/100
The Xiaomi 15 Ultra is the better pick for most people thanks to its more RAM (16 GB vs 8 GB) and faster chip (Snapdragon 8 Elite vs Snapdragon 4 Gen 2). The vivo iQOO Z11i 5G is worth a look if you prefer its bigger battery (6,500 mAh vs 5,410 mAh).
Larger battery: 6,500 mAh vs 5,410 mAh
Optical telephoto zoom (1 telephoto lens) · More RAM: 16 GB vs 8 GB
Common questions
Which is better: vivo iQOO Z11i 5G or Xiaomi 15 Ultra?
The Xiaomi 15 Ultra is the better pick for most people thanks to its more RAM (16 GB vs 8 GB) and faster chip (Snapdragon 8 Elite vs Snapdragon 4 Gen 2). The vivo iQOO Z11i 5G is worth a look if you prefer its bigger battery (6,500 mAh vs 5,410 mAh). BeastScore: vivo iQOO Z11i 5G 88.1/100, Xiaomi 15 Ultra 87.6/100.
What are the main battery and display differences between vivo iQOO Z11i 5G and Xiaomi 15 Ultra?
vivo iQOO Z11i 5G has a 6.74-inch display and 6500 mAh battery. Xiaomi 15 Ultra has a 6.73-inch display and 5410 mAh battery.
How do vivo iQOO Z11i 5G and Xiaomi 15 Ultra compare for speed?
vivo iQOO Z11i 5G scores 91/100 for performance; Xiaomi 15 Ultra scores 95/100.
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Gear for the Xiaomi 15 Ultra
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