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InnoReviews

realme GT 8 Pro vs Xiaomi 15 Ultra

WINNER
realme GT 8 Pro
85.9Inno Score
VS
Xiaomi 15 Ultra

Xiaomi

Xiaomi 15 Ultra

$1,499

75.9Inno Score
87.4Performance79.1
91.3Display69.1
70.6Camera73.2
94.7Battery79
84Features78.7
11 spec wins — realme GT 8 Pro3 spec wins — Xiaomi 15 Ultra

InnoReviews verdict

realme GT 8 Pro wins this phone face-off, 85.9 to 75.9, pulling ahead mainly in display (+22) and battery (+16). Xiaomi 15 Ultra still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the realme GT 8 Pro

  • Stronger performance score: 87 vs 79
  • Stronger display score: 91 vs 69
  • Stronger battery score: 95 vs 79
  • Stronger features score: 84 vs 79
  • 119% higher Peak brightness: 7,000 nits vs 3,200 nits

Reasons to pick the Xiaomi 15 Ultra

  • 60% higher Wireless charging: 80 W vs 50 W
  • 43% higher Optical zoom: 4.3 x vs 3 x

Display

Display comparison: realme GT 8 Pro versus Xiaomi 15 Ultra
Specrealme GT 8 ProXiaomi 15 Ultra
Screen size6.79 ″+1%6.73 ″
Panel typeAMOLEDLTPO AMOLED
Resolution3136x14401440x3200
Pixel density508 ppi522 ppi+3%
Refresh rate144 Hz+20%120 Hz
Peak brightness7,000 nits+119%3,200 nits
Screen-to-body94.2 %+5%90 %

Performance

Performance comparison: realme GT 8 Pro versus Xiaomi 15 Ultra
Specrealme GT 8 ProXiaomi 15 Ultra
ChipsetSnapdragon 8 Elite Gen 5Snapdragon 8 Elite
AnTuTu—2,650,000
Geekbench 6 (single)3,689+21%Top 3%3,050Top 12%
Geekbench 6 (multi)10,975+14%Top 3%9,600Top 11%
Wild Life Extreme stability33 %Bottom 1%—
RAM (max)16 GB16 GB
Storage options256GB / 512GB / 1TB256/512GB/1TB
Storage typeUFS 4.1UFS 4.1

Camera

Camera comparison: realme GT 8 Pro versus Xiaomi 15 Ultra
Specrealme GT 8 ProXiaomi 15 Ultra
Main camera50 MP50 MP
Main aperturef/1.8f/1.63
Ultra-wide50 MP50 MP
Telephoto200 MP200 MP
Optical zoom3 x4.3 x+43%
Max video8K@30fps8K@30fps
Front camera32 MP32 MP
OISYesYes

Battery

Battery comparison: realme GT 8 Pro versus Xiaomi 15 Ultra
Specrealme GT 8 ProXiaomi 15 Ultra
Capacity7,000 mAh+29%5,410 mAh
Wired charging120 W+33%90 W
Wireless charging50 W80 W+60%
Active use endurance—12 h

Design

Design comparison: realme GT 8 Pro versus Xiaomi 15 Ultra
Specrealme GT 8 ProXiaomi 15 Ultra
Weight214 g+5%226 g
Thickness8.3 mm+11%9.4 mm
IP ratingIP68/IP69IP68
Frame materialMatte metalAluminum

Connectivity

Connectivity comparison: realme GT 8 Pro versus Xiaomi 15 Ultra
Specrealme GT 8 ProXiaomi 15 Ultra
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth6.06.0
NFCYesYes
USBUSB-C 2.0USB-C 3.2
eSIMYesYes

Software

Software comparison: realme GT 8 Pro versus Xiaomi 15 Ultra
Specrealme GT 8 ProXiaomi 15 Ultra
OS at launchAndroid 16 (realme UI 7.0)Android 15 (HyperOS 2)
OS update pledge5 years+25%4 years

Audio

Audio comparison: realme GT 8 Pro versus Xiaomi 15 Ultra
Specrealme GT 8 ProXiaomi 15 Ultra
Stereo speakersYesYes
3.5mm jackNoNo

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