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InnoReviews

Samsung Galaxy S24 Ultra vs Xiaomi 15

Samsung Galaxy S24 Ultra
67.4Inno Score
VS
WINNER
Xiaomi 15

Xiaomi

Xiaomi 15
73.4Inno Score
62.8Performance76.7
63.5Display64.5
66Camera64.7
65.8Battery83.5
94.7Features78.7
5 spec wins — Samsung Galaxy S24 Ultra16 spec wins — Xiaomi 15

InnoReviews verdict

Xiaomi 15 wins this phone face-off, 73.4 to 67.4, pulling ahead mainly in battery (+18) and performance (+14). Samsung Galaxy S24 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 S24 Ultra

  • Stronger features score: 95 vs 79
  • 300% higher Main camera: 200 MP vs 50 MP
  • 92% higher Optical zoom: 5 x vs 2.6 x
  • 75% higher OS update pledge: 7 years vs 4 years
  • 10% higher Pixel density: 505 ppi vs 460 ppi

Reasons to pick the Xiaomi 15

  • Stronger performance score: 77 vs 63
  • Stronger battery score: 84 vs 66
  • 317% higher ultra-wide: 50 MP vs 12 MP
  • 233% higher Wireless charging: 50 W vs 15 W
  • 167% higher Front camera: 32 MP vs 12 MP

Display

Display comparison: Samsung Galaxy S24 Ultra versus Xiaomi 15
SpecSamsung Galaxy S24 UltraXiaomi 15
Screen size6.8 ″+7%6.36 ″
Panel typeDynamic LTPO AMOLED 2XLTPO AMOLED
Resolution1440x31201200x2670
Pixel density505 ppi+10%460 ppi
Refresh rate120 Hz120 Hz
Peak brightness2,600 nits3,200 nits+23%
Screen-to-body88.5 %—

Performance

Performance comparison: Samsung Galaxy S24 Ultra versus Xiaomi 15
SpecSamsung Galaxy S24 UltraXiaomi 15
ChipsetSnapdragon 8 Gen 3 for GalaxySnapdragon 8 Elite
AnTuTu 112,175,587Top 36%2,914,100+34%Top 17%
AnTuTu 11 (CPU)686,384Top 29%874,340+27%Top 14%
AnTuTu 11 (GPU)697,361Top 36%1,069,991+53%Top 17%
AnTuTu 11 (Memory)314,984Top 39%379,667+21%Top 20%
AnTuTu 11 (UX)476,858Top 37%590,102+24%Top 20%
Geekbench 6 (single)2,250Top 25%2,972+32%Top 15%
Geekbench 6 (multi)7,000Top 23%9,330+33%Top 12%
Wild Life Extreme stability—89 %Top 50%
RAM (max)12 GB12 GB
Storage options256/512GB/1TB256/512GB
Storage typeUFS 4.0UFS 4.0

Camera

Camera comparison: Samsung Galaxy S24 Ultra versus Xiaomi 15
SpecSamsung Galaxy S24 UltraXiaomi 15
Main camera200 MP+300%50 MP
Main aperturef/1.7f/1.62
Ultra-wide12 MP50 MP+317%
Telephoto50 MP50 MP
Optical zoom5 x+92%2.6 x
Max video8K@30fps8K@30fps
Front camera12 MP32 MP+167%
OISYesYes

Battery

Battery comparison: Samsung Galaxy S24 Ultra versus Xiaomi 15
SpecSamsung Galaxy S24 UltraXiaomi 15
Capacity5,000 mAh5,240 mAh+5%
Wired charging45 W90 W+100%
Wireless charging15 W50 W+233%
Active use endurance13 h16.5 h+27%

Design

Design comparison: Samsung Galaxy S24 Ultra versus Xiaomi 15
SpecSamsung Galaxy S24 UltraXiaomi 15
Weight232 g191 g+18%
Thickness8.6 mm8.1 mm+6%
IP ratingIP68IP68
Frame materialTitaniumAluminum

Connectivity

Connectivity comparison: Samsung Galaxy S24 Ultra versus Xiaomi 15
SpecSamsung Galaxy S24 UltraXiaomi 15
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.36.0
NFCYesYes
USBUSB-C 3.2USB-C 3.2
eSIMYesYes

Software

Software comparison: Samsung Galaxy S24 Ultra versus Xiaomi 15
SpecSamsung Galaxy S24 UltraXiaomi 15
OS at launchAndroid 14 (One UI 6.1)Android 15 (HyperOS 2)
OS update pledge7 years+75%4 years

Audio

Audio comparison: Samsung Galaxy S24 Ultra versus Xiaomi 15
SpecSamsung Galaxy S24 UltraXiaomi 15
Stereo speakersYesYes
3.5mm jackNoNo

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