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InnoReviews

Samsung Galaxy Z Fold8 Ultra vs Xiaomi 15

Samsung Galaxy Z Fold8 Ultra
61.4Inno Score
VS
WINNER
Xiaomi 15

Xiaomi

Xiaomi 15
73.4Inno Score
64.4Performance76.7
60.8Display64.5
63.7Camera64.7
56Battery83.5
60Features78.7
4 spec wins — Samsung Galaxy Z Fold8 Ultra9 spec wins — Xiaomi 15

InnoReviews verdict

Xiaomi 15 wins this phone face-off, 73.4 to 61.4, pulling ahead mainly in battery (+28) and features (+19). Samsung Galaxy Z Fold8 Ultra still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the Samsung Galaxy Z Fold8 Ultra

  • 300% higher Main camera: 200 MP vs 50 MP
  • 33% higher RAM (max): 16 GB vs 12 GB
  • 26% higher Screen size: 8 ″ vs 6.36 ″
  • 15% higher Optical zoom: 3 x vs 2.6 x

Reasons to pick the Xiaomi 15

  • Stronger performance score: 77 vs 64
  • Stronger display score: 65 vs 61
  • Stronger battery score: 84 vs 56
  • Stronger features score: 79 vs 60
  • 400% higher telephoto: 50 MP vs 10 MP

Display

Display comparison: Samsung Galaxy Z Fold8 Ultra versus Xiaomi 15
SpecSamsung Galaxy Z Fold8 UltraXiaomi 15
Screen size8 ″+26%6.36 ″
Panel typeFoldable Dynamic AMOLED 2XLTPO AMOLED
Resolution2504x22561200x2670
Pixel density422 ppi460 ppi+9%
Refresh rate120 Hz120 Hz
Peak brightness3,000 nits3,200 nits+7%

Performance

Performance comparison: Samsung Galaxy Z Fold8 Ultra versus Xiaomi 15
SpecSamsung Galaxy Z Fold8 UltraXiaomi 15
ChipsetSnapdragon 8 Elite Gen 5 for GalaxySnapdragon 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)—2,972Top 15%
Geekbench 6 (multi)—9,330Top 12%
Wild Life Extreme stability—89 %Top 50%
RAM (max)16 GB+33%12 GB
Storage options256/512GB/1TB256/512GB
Storage type—UFS 4.0

Camera

Camera comparison: Samsung Galaxy Z Fold8 Ultra versus Xiaomi 15
SpecSamsung Galaxy Z Fold8 UltraXiaomi 15
Main camera200 MP+300%50 MP
Main aperturef/1.7f/1.62
Ultra-wide50 MP50 MP
Telephoto10 MP50 MP+400%
Optical zoom3 x+15%2.6 x
Max video8K8K@30fps
Front camera10 MP32 MP+220%
OISYesYes

Battery

Battery comparison: Samsung Galaxy Z Fold8 Ultra versus Xiaomi 15
SpecSamsung Galaxy Z Fold8 UltraXiaomi 15
Capacity5,000 mAh5,240 mAh+5%
Wired charging45 W90 W+100%
Wireless charging20 W50 W+150%
Active use endurance—16.5 h

Design

Design comparison: Samsung Galaxy Z Fold8 Ultra versus Xiaomi 15
SpecSamsung Galaxy Z Fold8 UltraXiaomi 15
Weight215 g191 g+11%
Thickness8.9 mm8.1 mm+9%
IP ratingIP48IP68
Frame materialArmor AluminumAluminum

Connectivity

Connectivity comparison: Samsung Galaxy Z Fold8 Ultra versus Xiaomi 15
SpecSamsung Galaxy Z Fold8 UltraXiaomi 15
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth6.06.0
NFC—Yes
USBUSB-CUSB-C 3.2
eSIMYesYes

Software

Software comparison: Samsung Galaxy Z Fold8 Ultra versus Xiaomi 15
SpecSamsung Galaxy Z Fold8 UltraXiaomi 15
OS at launchAndroid 17 (One UI 9)Android 15 (HyperOS 2)
OS update pledge—4 years

Audio

Audio comparison: Samsung Galaxy Z Fold8 Ultra versus Xiaomi 15
SpecSamsung Galaxy Z Fold8 UltraXiaomi 15
Stereo speakers—Yes
3.5mm jack—No

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