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InnoReviews

OPPO Reno15 (Global) vs Xiaomi 15 Ultra

OPPO Reno15 (Global)
60.2Inno Score
VS
WINNER
Xiaomi 15 Ultra

Xiaomi

Xiaomi 15 Ultra

$1,499

75.9Inno Score
46.7Performance79.1
57.6Display69.1
61.4Camera73.2
75.1Battery79
73.3Features78.7
5 spec wins — OPPO Reno15 (Global)8 spec wins — Xiaomi 15 Ultra

InnoReviews verdict

Xiaomi 15 Ultra wins this phone face-off, 75.9 to 60.2, pulling ahead mainly in performance (+32) and camera (+12). OPPO Reno15 (Global) still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the OPPO Reno15 (Global)

  • 56% higher Front camera: 50 MP vs 32 MP
  • 20% higher capacity: 6,500 mAh vs 5,410 mAh
  • 17% lower thickness: 7.8 mm vs 9.4 mm
  • 13% lower weight: 197 g vs 226 g

Reasons to pick the Xiaomi 15 Ultra

  • Stronger performance score: 79 vs 47
  • Stronger display score: 69 vs 58
  • Stronger camera score: 73 vs 61
  • Stronger battery score: 79 vs 75
  • Stronger features score: 79 vs 73

Display

Display comparison: OPPO Reno15 (Global) versus Xiaomi 15 Ultra
SpecOPPO Reno15 (Global)Xiaomi 15 Ultra
Screen size6.59 ″6.73 ″+2%
Panel typeAMOLEDLTPO AMOLED
Resolution2760x12561440x3200
Pixel density460 ppi522 ppi+13%
Refresh rate120 Hz120 Hz
Peak brightness1,200 nits3,200 nits+167%
Screen-to-body93.4 %+4%90 %

Performance

Performance comparison: OPPO Reno15 (Global) versus Xiaomi 15 Ultra
SpecOPPO Reno15 (Global)Xiaomi 15 Ultra
ChipsetQualcomm Snapdragon 7 Gen 4Snapdragon 8 Elite
AnTuTu—2,650,000
Geekbench 6 (single)—3,050Top 12%
Geekbench 6 (multi)—9,600Top 11%
RAM (max)12 GB16 GB+33%
Storage options256GB, 512GB256/512GB/1TB
Storage typeUFS 3.1UFS 4.1

Camera

Camera comparison: OPPO Reno15 (Global) versus Xiaomi 15 Ultra
SpecOPPO Reno15 (Global)Xiaomi 15 Ultra
Main camera50 MP50 MP
Main aperturef/1.8f/1.63
Ultra-wide8 MP50 MP+525%
Telephoto50 MP200 MP+300%
Optical zoom3.5 x4.3 x+23%
Max video4K@60fps8K@30fps
Front camera50 MP+56%32 MP
OISYesYes

Battery

Battery comparison: OPPO Reno15 (Global) versus Xiaomi 15 Ultra
SpecOPPO Reno15 (Global)Xiaomi 15 Ultra
Capacity6,500 mAh+20%5,410 mAh
Wired charging80 W90 W+13%
Wireless charging—80 W
Active use endurance—12 h

Design

Design comparison: OPPO Reno15 (Global) versus Xiaomi 15 Ultra
SpecOPPO Reno15 (Global)Xiaomi 15 Ultra
Weight197 g+13%226 g
Thickness7.8 mm+17%9.4 mm
IP ratingIP66/IP68/IP69IP68
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: OPPO Reno15 (Global) versus Xiaomi 15 Ultra
SpecOPPO Reno15 (Global)Xiaomi 15 Ultra
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 7
Bluetooth5.46.0
NFCYesYes
USBUSB Type-CUSB-C 3.2
eSIMYesYes

Software

Software comparison: OPPO Reno15 (Global) versus Xiaomi 15 Ultra
SpecOPPO Reno15 (Global)Xiaomi 15 Ultra
OS at launchAndroid 16Android 15 (HyperOS 2)
OS update pledge—4 years

Audio

Audio comparison: OPPO Reno15 (Global) versus Xiaomi 15 Ultra
SpecOPPO Reno15 (Global)Xiaomi 15 Ultra
Stereo speakers—Yes
3.5mm jackNoNo

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