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InnoReviews

nubia Z70S Ultra vs Xiaomi 15

N
73.3Inno Score
VS
WINNER
Xiaomi 15

Xiaomi

Xiaomi 15
73.4Inno Score
78.4Performance76.7
68.2Display64.5
61.1Camera64.7
76.1Battery83.5
86.7Features78.7
5 spec wins — nubia Z70S Ultra11 spec wins — Xiaomi 15

InnoReviews verdict

This one is close to a dead heat: nubia Z70S Ultra scores 73.3 against 73.4 for Xiaomi 15. Pick by the categories that matter to you — Xiaomi 15 edges ahead in battery and camera, or by price.

Which would you pick?

Key differences

Reasons to pick the nubia Z70S Ultra

  • Stronger display score: 68 vs 65
  • Stronger features score: 87 vs 79
  • 100% higher RAM (max): 24 GB vs 12 GB
  • 28% higher telephoto: 64 MP vs 50 MP
  • 26% higher capacity: 6,600 mAh vs 5,240 mAh

Reasons to pick the Xiaomi 15

  • Stronger camera score: 65 vs 61
  • Stronger battery score: 84 vs 76
  • 100% higher Front camera: 32 MP vs 16 MP
  • 60% higher Peak brightness: 3,200 nits vs 2,000 nits
  • 30% higher Optical zoom: 2.6 x vs 2 x

Display

Display comparison: nubia Z70S Ultra versus Xiaomi 15
Specnubia Z70S UltraXiaomi 15
Screen size6.85 ″+8%6.36 ″
Panel typeAMOLEDLTPO AMOLED
Resolution1216x26881200x2670
Pixel density431 ppi460 ppi+7%
Refresh rate144 Hz+20%120 Hz
Peak brightness2,000 nits3,200 nits+60%
Screen-to-body95.3 %—

Performance

Performance comparison: nubia Z70S Ultra versus Xiaomi 15
Specnubia Z70S UltraXiaomi 15
ChipsetSnapdragon 8 EliteSnapdragon 8 Elite
AnTuTu—2,914,100Top 17%
AnTuTu 11 (CPU)—874,340Top 14%
AnTuTu 11 (GPU)—1,069,991Top 17%
AnTuTu 11 (Memory)—379,667Top 20%
AnTuTu 11 (UX)—590,102Top 20%
Geekbench 6 (single)2,952Top 16%2,972+1%Top 15%
Geekbench 6 (multi)8,952Top 14%9,330+4%Top 12%
Wild Life Extreme stability—89 %Top 50%
RAM (max)24 GB+100%12 GB
Storage options256GB/512GB/1TB256/512GB
Storage typeUFS 4.0UFS 4.0

Camera

Camera comparison: nubia Z70S Ultra versus Xiaomi 15
Specnubia Z70S UltraXiaomi 15
Main camera50 MP50 MP
Main aperturef/1.7f/1.62
Ultra-wide50 MP50 MP
Telephoto64 MP+28%50 MP
Optical zoom2 x2.6 x+30%
Max video8K@30fps8K@30fps
Front camera16 MP32 MP+100%
OISYesYes

Battery

Battery comparison: nubia Z70S Ultra versus Xiaomi 15
Specnubia Z70S UltraXiaomi 15
Capacity6,600 mAh+26%5,240 mAh
Wired charging80 W90 W+13%
Wireless charging0 W50 W
Active use endurance—16.5 h

Design

Design comparison: nubia Z70S Ultra versus Xiaomi 15
Specnubia Z70S UltraXiaomi 15
Weight228 g191 g+16%
Thickness8.6 mm8.1 mm+6%
IP ratingIP68/IP69IP68
Frame material—Aluminum

Connectivity

Connectivity comparison: nubia Z70S Ultra versus Xiaomi 15
Specnubia Z70S UltraXiaomi 15
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.46.0
NFCYesYes
USBUSB-C 3.1USB-C 3.2
eSIMNoYes

Software

Software comparison: nubia Z70S Ultra versus Xiaomi 15
Specnubia Z70S UltraXiaomi 15
OS at launchAndroid 15 (Nebula AIOS 1.5)Android 15 (HyperOS 2)
OS update pledge—4 years

Audio

Audio comparison: nubia Z70S Ultra versus Xiaomi 15
Specnubia Z70S UltraXiaomi 15
Stereo speakersYesYes
3.5mm jackNoNo

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