Xiaomi 15 Ultra vs Samsung Galaxy S25 Ultra Comparison and Differences

Smartphone 1

Xiaomi 15 Ultra

Xiaomi 15 Ultra

Smartphone 2

Samsung Galaxy S25 Ultra

Samsung Galaxy S25 Ultra

Smartphone 3

Xiaomi 15 Ultra or Samsung Galaxy S25 Ultra Specs Comparison

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Common specs

Brand and model Xiaomi 15 Ultra Samsung Galaxy S25 Ultra
Rating (+0) (+0)
Release date 2025, February 27 2025, January 22
Dimensions (HxWxD) 161.3 x 75.3 x 9.4 mm | 6.35 x 6.35 x 2.96 in 162.8 x 77.6 x 8.2 mm | 6.41 x 6.41 x 3.06 in
Weight 226 g | 7.97 oz 218 g | 7.69 oz
Body Build Glass front, glass-fiber back or silicone polymer back (eco leather), aluminum frame Glass front (Corning Gorilla Armor 2), glass back (Corning Gorilla Armor 2), titanium frame (grade 5)
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Colors Black, White, Silver Chrome, Green Titanium Silver Blue, Titanium Black, Titanium White Silver, Titanium Gray, Titanium Jade Green, Titanium Jet Black, Titanium Pink Gold
Battery 6000 mAh, Si/C Li-Ion 5000 mAh, Li-Ion
Approximate price 860 EUR € 1,449
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Screen

Technology LTPO AMOLED Dynamic LTPO AMOLED 2X
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 68B 16M
Screen size 6.73" in 6.9" in
Screen area 108.9 cm2 116.9 cm2
Screen format 20:9 (height:width) 19.5:9 (height:width)
Screen to body ratio 89.7% 92.5%
Screen resolution 1440 x 3200 px 1440 x 3120 px
Screen PPI /points per inch/ 522 PPI 498 PPI
Screen protection Xiaomi Shield Glass 2.0 Corning Gorilla Armor 2
Other specs - 120Hz, Dolby Vision, HDR10+, HDR Vivid, 3200 nits (peak)
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- 120Hz, HDR10+, 2600 nits (peak)
-Always-on display
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Camera and Video

Rear camera, main 50 MP, Quad 200 MP, Quad
Camera specs -50 MP, f/1.6, 23mm (wide), 1.0"-type, 1.6µm, dual pixel PDAF, OIS
-50 MP, f/1.8, 70mm (telephoto), 1/2.51", 0.7µm, dual pixel PDAF (10cm - ∞), OIS, 3x optical zoom
-200 MP, f/2.6, 100mm (periscope telephoto), 1/1.4", 0.56µm, multi-directional PDAF, OIS, 4.3x optical zoom
-50 MP, f/2.2, 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, dual pixel PDAF
-TOF 3D, (depth)
-200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS
-10 MP, f/2.4, 67mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom
-50 MP, f/3.4, 111mm (periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom
-50 MP, f/1.9, 120˚ (ultrawide), 0.7µm, dual pixel PDAF, Super Steady video
Functions Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional) Laser AF, Best Face, LED flash, auto-HDR, panorama
Video 8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240/480/960/1920fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K@60fps, 1080p) 8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
DxOMark Main Score 153 146
DxOMark Photo 158 144
DxOMark Video 134 143
Front camera, selfie 32 MP, Single 12 MP, Single
Specifications 32 MP, f/2.0, 21mm (wide), 1/3.14", 0.7µm 12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
Functions HDR, panorama HDR, HDR10+
Video 4K@30/60fps, 1080p@30/60fps, gyro-EIS 4K@30/60fps, 1080p@30fps

Performance

Operating system - OS Android 15, up to 4 major Android upgrades, HyperOS 2 Android 15, up to 7 major Android upgrades, One UI 7
Chipset - Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) - Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)
CPU - Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M) - Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU Adreno 830 Adreno 830
External memory No No
Internal memory 256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM, 1TB 16GB RAM

Benchmark

Communication and Connectivity

SIM card
Network GSM / HSPA / LTE / 5G GSM / CDMA / HSPA / EVDO / LTE / 5G
Bands -2G - GSM 850 / 900 / 1800 / 1900
-3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
-4G - 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 48, 66, 71 - International
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66 - China
-5G - 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78, 79 SA/NSA - International
1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79, 80, 81, 83, 84, 89 SA/NSA - China
-2G - GSM 850 / 900 / 1800 / 1900
CDMA 800 / 1900 & TD-SCDMA
-3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
CDMA2000 1xEV-DO
-4G - 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71 - USA unlocked
-5G - 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International
1, 2, 5, 7, 25, 28, 41, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - USA unlocked
Speed HSPA, LTE, 5G HSPA, LTE (up to 7CA), 5G
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band or tri-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
GPS GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS GPS, GLONASS, BDS, GALILEO, QZSS
NFC Yes Yes
USB USB Type-C 3.2 Gen 2, DisplayPort, OTG USB Type-C 3.2, DisplayPort 1.2, OTG
Bluetooth 6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5 5.4, A2DP, LE
Harmful irradiation SAR - 1.26 W/kg (head)     0.64 W/kg (body)    
SAR EU - 1.25 W/kg (head)     1.42 W/kg (body)    

Music and Audio

Radio No No
Headphone jack No No
Others - 24-bit/192kHz Hi-Res & Hi-Res Wireless audio - 32-bit/384kHz audio
-Tuned by AKG

Other features

Sensors - Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer , Infrared port - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Other extras
- Two-way satellite communication
- 90W Fast charging, Power Delivery 3.0, Quick Charge 3+
-80W Wireless charging
-10W Reverse wireless charging
- IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)

- Samsung DeX, Samsung Wireless DeX (desktop experience support)
-Ultra Wideband (UWB) support
-Circle to Search
- 45W Fast charging, Power Delivery 3.0, 65% in 30 min
-15W Wireless charging (Qi2.1)
-4.5W Reverse wireless charging
- IP68 dust/water resistant (up to 1.5m for 30 min)
-Stylus

Reviews and Opinions on Xiaomi 15 Ultra and Samsung Galaxy S25 Ultra

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