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InnoReviews

nubia Z70S Ultra vs Xiaomi 18 Fold

N
73.3Inno Score
VS
WINNER
Xiaomi 18 Fold
79.3Inno Score
78.4Performance91.6
68.2Display67
61.1Camera71.9
76.1Battery76.6
86.7Features86.7
8 spec wins — nubia Z70S Ultra8 spec wins — Xiaomi 18 Fold

InnoReviews verdict

Xiaomi 18 Fold wins this phone face-off, 79.3 to 73.3, pulling ahead mainly in performance (+13) and camera (+11). nubia Z70S Ultra still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the nubia Z70S Ultra

  • 50% higher RAM (max): 24 GB vs 16 GB
  • 28% higher telephoto: 64 MP vs 50 MP
  • 20% higher Refresh rate: 144 Hz vs 120 Hz
  • 20% lower thickness: 8.6 mm vs 10.7 mm
  • 19% higher Wired charging: 80 W vs 67 W

Reasons to pick the Xiaomi 18 Fold

  • Stronger performance score: 92 vs 78
  • Stronger camera score: 72 vs 61
  • 300% higher Main camera: 200 MP vs 50 MP
  • 100% higher Peak brightness: 4,000 nits vs 2,000 nits
  • 75% higher Optical zoom: 3.5 x vs 2 x

Display

Display comparison: nubia Z70S Ultra versus Xiaomi 18 Fold
Specnubia Z70S UltraXiaomi 18 Fold
Screen size6.85 ″7.58 ″+11%
Panel typeAMOLEDFoldable LTPO AMOLED
Resolution1216x26882364x1672
Pixel density431 ppi+13%382 ppi
Refresh rate144 Hz+20%120 Hz
Peak brightness2,000 nits4,000 nits+100%
Screen-to-body95.3 %+5%90.6 %

Performance

Performance comparison: nubia Z70S Ultra versus Xiaomi 18 Fold
Specnubia Z70S UltraXiaomi 18 Fold
ChipsetSnapdragon 8 EliteXiaomi XRing O3
AnTuTu—4,811,636
Geekbench 6 (single)2,952Top 16%3,448+17%Top 7%
Geekbench 6 (multi)8,952Top 14%12,758+43%Top 1%
RAM (max)24 GB+50%16 GB
Storage options256GB/512GB/1TB256/512GB/1TB
Storage typeUFS 4.0UFS 4.1

Camera

Camera comparison: nubia Z70S Ultra versus Xiaomi 18 Fold
Specnubia Z70S UltraXiaomi 18 Fold
Main camera50 MP200 MP+300%
Main aperturef/1.7f/1.7
Ultra-wide50 MP50 MP
Telephoto64 MP+28%50 MP
Optical zoom2 x3.5 x+75%
Max video8K@30fps8K@24fps
Front camera16 MP16 MP
OISYesYes

Battery

Battery comparison: nubia Z70S Ultra versus Xiaomi 18 Fold
Specnubia Z70S UltraXiaomi 18 Fold
Capacity6,600 mAh+10%6,000 mAh
Wired charging80 W+19%67 W
Wireless charging0 W50 W

Design

Design comparison: nubia Z70S Ultra versus Xiaomi 18 Fold
Specnubia Z70S UltraXiaomi 18 Fold
Weight228 g219 g+4%
Thickness8.6 mm+20%10.7 mm
IP ratingIP68/IP69IP58/IP59
Frame material—Aluminum

Connectivity

Connectivity comparison: nubia Z70S Ultra versus Xiaomi 18 Fold
Specnubia Z70S UltraXiaomi 18 Fold
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.46.0
NFCYesYes
USBUSB-C 3.1USB-C 3.2
eSIMNoNo

Software

Software comparison: nubia Z70S Ultra versus Xiaomi 18 Fold
Specnubia Z70S UltraXiaomi 18 Fold
OS at launchAndroid 15 (Nebula AIOS 1.5)Android 17 (HyperOS 4)

Audio

Audio comparison: nubia Z70S Ultra versus Xiaomi 18 Fold
Specnubia Z70S UltraXiaomi 18 Fold
Stereo speakersYesYes
3.5mm jackNoNo

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