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Compare features, prices and ratings to find the perfect phone for you.
Our Verdict
Analysis
Xiaomi 15 Ultra has the bigger display.
Overall Winner
Xiaomi 15 Ultra
Display Winner
Xiaomi 15 Ultra
Performance Winner
Tie
Camera Winner
Tie
Battery Winner
Tie
Value Winner
Tie
Specifications Comparison
| Feature | Sony Xperia 1 III | Xiaomi 15 Ultra |
|---|---|---|
| Display size (in) | 6.50 | 6.73 |
| Charging (W) | 30 | 90 |
| Main camera (MP) | 12.00 | 50.00 |
| Selfie (MP) | 8.00 | 32.00 |
| Weight (g) | 186 | 226 |
| Thickness (mm) | 8.20 | 9.35 |
| Chipset | Qualcomm SM8350 Snapdragon 888 5G (5 nm) | Snapdragon 8 Elite |
| OS | Android 11, upgradable to Android 13 | Android 15, HyperOS 2 |
Pros & Cons
Sony Xperia 1 III
Xiaomi 15 Ultra
- Outstanding camera versatility
- Fast wired and wireless charging
- Bright display
- Heavy
- Software still polishing animations
- Limited availability in some regions
Every Spec, Side by Side
Specification
Sony
Sony Xperia 1 III
Xiaomi
Xiaomi 15 Ultra
Battery 3 specs
Type
Li-Po 4500 mAh
Market-dependent versions:· Si/C Li-Ion 5410 mAh - Global· Si/C Li-Ion 6000 mAh - China
Charging
30W wired, PD, 50% in 30 min
Wireless
Reverse wireless
90W wired, 80W wireless
Capacity
—
5410 mAh
Body 5 specs
Dimensions
165 x 71 x 8.2 mm (6.50 x 2.80 x 0.32 in)
161.3 x 75.3 x 9.35 mm
Weight
186 g / 187.1 g (mmWave) (6.56 oz)
226 g
Build
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass 6), aluminum frame
Glass front, glass-fiber reinforced plastic back or silicone polymer back (eco leather), aluminum frame
SIM
Nano-SIM + Nano-SIM
· Nano-SIM + Nano-SIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
IP65/IP68 dust tight and water resistant (low pressure water jets; immersible up to 1.5m for 30 min)
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Aerospace-grade glass fiber
Connectivity 8 specs
WLAN
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, DLNA
Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band or tri-band, Wi-Fi Direct
Bluetooth
5.2, A2DP, LE, aptX HD, aptX Adaptive
6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5
Positioning
GPS, GLONASS, BDS, GALILEO, QZSS
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS
NFC
Yes
Yes
Radio
No
No
USB
USB Type-C 3.1, OTG, video output
USB Type-C 3.2 Gen 2, DisplayPort, OTG
Infrared port
—
Yes
5G
—
Yes
Display 5 specs
Type
OLED, 1B colors, 120Hz, HDR BT.2020
LTPO AMOLED
Size
6.5 inches, 98.6 cm2 (~84.2% screen-to-body ratio)
6.73 inches
Resolution
1644 x 3840 pixels, 21:9 ratio (~643 ppi density)
1440 x 3200 pixels
Protection
Corning Gorilla Glass Victus
Xiaomi Shield Glass 2.0, Mohs level 6
Runs at 1096 x 2560 pixels except for select use cases
—
Features 2 specs
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, barometer, compass
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer
Native Sony Alpha camera support
Two-way satellite communication (China model only)
Launch 2 specs
Announced
2021, April 14
2025, February 27
Status
Available. Released 2021, August 25
Available. Released 2025, February 27
Main Camera 4 specs
Triple
12 MP, f/1.7, 24mm (wide), 1/1.7", 1.8µm, dual pixel PDAF, OIS
12 MP, f/2.3, 70mm (telephoto), f/2.8, 105mm (telephoto), 1/2.9", dual pixel PDAF, 3x/4.4x optical zoom, OIS
12 MP, f/2.2, 124˚, 16mm (ultrawide), 1/2.6", dual pixel PDAF
0.3 MP, TOF 3D, (depth)
—
Features
Zeiss optics, Zeiss T* lens coating, color spectrum sensor, LED flash, panorama, HDR, eye tracking
Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional)
Video
4K@24/25/30/60/120fps HDR, 1080p@30/60/120fps; 5-axis gyro-EIS, OIS
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)
Quad
—
50 MP + 50 MP + 200 MP + 50 MP
Memory 5 specs
Card slot
microSDXC (uses shared SIM slot)
No
Internal
256GB 12GB RAM, 512GB 12GB RAM
256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
UFS 3.X
UFS 4.1
RAM
—
16GB
Storage
—
512GB
Misc 4 specs
Colors
Frosted Black, Frosted Gray, Frosted Purple
Black, White, Silver Chrome, Green
Models
XQBC62/V, XQBC52V.UKCX, SO-51B, SOG03, A101SO, XQ-BC62, XQ-BC72, XQ-BC52, XQ-BC01, XQ-BC11, XQ-BC21, XQ-BC72
25010PN30G
Price
£ 299.99
$ 693.75 / £ 1,295.00 / € 812.34
SAR EU
—
1.00 W/kg (head) 1.00 W/kg (body)
Network 7 specs
Technology
GSM / HSPA / LTE / 5G
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 66 - Europe
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
SA/NSA/Sub6/mmWave - USA (specific)
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
5G bands
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA/Sub6 - Europe
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78, 79 SA/NSA - International
Speed
HSPA, LTE, 5G
HSPA, LTE, 5G
Our Tests 6 specs
Performance
AnTuTu: 607423 (v8)
GeekBench: 3515 (v5.1)
GFXBench: 54fps (ES 3.1 onscreen)
—
Display
620 nits max brightness (measured)
—
Camera
Photo / Video
—
Loudspeaker
-26.5 LUFS (Good)
-24.1 LUFS (Very good)
Battery (old)
Endurance rating 82h
—
Battery
—
Active use score 16:13h
Platform 4 specs
OS
Android 11, upgradable to Android 13
Android 15, HyperOS 2
Chipset
Qualcomm SM8350 Snapdragon 888 5G (5 nm)
Snapdragon 8 Elite
CPU
Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
Adreno 660
Adreno 830
Selfie Camera 3 specs
Single
8 MP, f/2.0, 24mm (wide), 1/4.0", 1.12µm
32 MP
Features
HDR
HDR, panorama
Video
1080p@30fps, 5-axis gyro-EIS
4K@30/60fps, 1080p@30/60fps, gyro-EIS
Sound 3 specs
Loudspeaker
Yes, with stereo speakers
Yes, with stereo speakers
3.5mm jack
Yes
No
Hi-Res audio
Dynamic vibration system
Snapdragon Sound
24-bit/192kHz Hi-Res & Hi-Res Wireless audio
Qualcomm XPAN (24-bit/96kHz audio)
Eu Label 4 specs
Energy
—
Class A
Battery
—
58:58h endurance, 1000 cycles
Free fall
—
Class C (90 falls)
Repairability
—
Class C
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Common Questions
Which phone is the best in this comparison?
Xiaomi 15 Ultra has the bigger display.
How are the comparison winners decided?
We compare measurable specs (display size, battery capacity, RAM, charging, weight) and price (USD). When two phones tie or data is missing we mark the category "Depends".
Which is more affordable?
The cheaper option is shown as the value winner above. Prices are USD and may vary by region or retailer.