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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 | Honor 400 Pro | Xiaomi 15 Ultra |
|---|---|---|
| Display size (in) | 6.70 | 6.73 |
| Charging (W) | 100 | 90 |
| Main camera (MP) | 200.00 | 50.00 |
| Selfie (MP) | 50.00 | 32.00 |
| Weight (g) | 205 | 226 |
| Thickness (mm) | 8.10 | 9.35 |
| Chipset | Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm) | Snapdragon 8 Elite |
| OS | Android 15, up to 6 major Android upgrades, MagicOS 10 | Android 15, HyperOS 2 |
Pros & Cons
Honor 400 Pro
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
Honor
Honor 400 Pro
Xiaomi
Xiaomi 15 Ultra
Battery 3 specs
Type
Market-dependent versions:· Si/C Li-Ion 5300 mAh - Europe· Si/C Li-Ion 6000 mAh - ROW
Market-dependent versions:· Si/C Li-Ion 5410 mAh - Global· Si/C Li-Ion 6000 mAh - China
Charging
100W wired, 51% in 15 min, 100% in 39 min
50W wireless
5W reverse wired
Reverse wireless
90W wired, 80W wireless
Capacity
—
5410 mAh
Body 5 specs
SIM
· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)· Nano-SIM + eSIM
· Nano-SIM + Nano-SIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
IP68/IP69 dust tight and water resistant (high 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
Dimensions
160.8 x 76.1 x 8.1 mm (6.33 x 3.00 x 0.32 in)
161.3 x 75.3 x 9.35 mm
Weight
205 g (7.23 oz)
226 g
Build
Glass front, glass back, plastic frame
Glass front, glass-fiber reinforced plastic back or silicone polymer back (eco leather), aluminum frame
Connectivity 8 specs
WLAN
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, dual-band or tri-band, Wi-Fi Direct
Bluetooth
5.4, A2DP, LE, aptX HD
6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5
Positioning
GPS, GALILEO, GLONASS, QZSS, BDS
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS
NFC
Yes
Yes
Infrared port
Yes
Yes
Radio
No
No
USB
USB Type-C 2.0, OTG
USB Type-C 3.2 Gen 2, DisplayPort, OTG
5G
—
Yes
Display 4 specs
Type
AMOLED, 1B colors, 120Hz, 3840Hz PWM, HDR Vivid, 5000 nits (peak)
LTPO AMOLED
Size
6.7 inches, 109.5 cm2 (~89.5% screen-to-body ratio)
6.73 inches
Resolution
1280 x 2800 pixels, 19.5:9 ratio (~460 ppi density)
1440 x 3200 pixels
Protection
Mohs level 4
Xiaomi Shield Glass 2.0, Mohs level 6
Eu Label 4 specs
Energy
Class A
Class A
Battery
56:27h endurance, 1200 cycles
58:58h endurance, 1000 cycles
Free fall
Class A (270 falls)
Class C (90 falls)
Repairability
Class B
Class C
Features 2 specs
Sensors
Fingerprint (under display, optical), accelerometer, compass, proximity (ultrasonic)
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer
—
Two-way satellite communication (China model only)
Launch 2 specs
Announced
2025, May 22
2025, February 27
Status
Available. Released 2025, May 23
Available. Released 2025, February 27
Main Camera 4 specs
Triple
200 MP, f/1.9, (wide), 1/1.4", PDAF, OIS
50 MP, f/2.4, (telephoto), 1/2.0", 0.8µm, PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 112˚ (ultrawide), AF
—
Features
LED flash, HDR, panorama
Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional)
Video
4K, 1080p, 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
No
No
Internal
256GB 12GB RAM, 512GB 12GB RAM
256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
—
UFS 4.1
RAM
—
16GB
Storage
—
512GB
Misc 4 specs
Colors
Midnight Black, Lunar Grey, Tidal Blue
Black, White, Silver Chrome, Green
Models
DNP-NX9
25010PN30G
Price
$ 940.00 / £ 479.00 / € 530.99
$ 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
LTE
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
5G bands
SA/NSA
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
—
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
Our Tests 4 specs
Performance
AnTuTu: 1902675 (v10)
GeekBench: 6552 (v6)
3DMark: 4620 (Wild Life Extreme)
—
Display
1481 nits max brightness (measured)
—
Loudspeaker
-23.4 LUFS (Very good)
-24.1 LUFS (Very good)
Battery
Active use score 13:54h
Active use score 16:13h
Platform 4 specs
OS
Android 15, up to 6 major Android upgrades, MagicOS 10
Android 15, HyperOS 2
Chipset
Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
Snapdragon 8 Elite
CPU
Octa-core (1x3.0 GHz Cortex-X4 & 5x2.95 GHz Cortex-A720 & 2x2.0 GHz Cortex-A520)
Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
Adreno 750
Adreno 830
Selfie Camera 4 specs
Dual
50 MP, f/2.0, (wide)
2 MP, f/2.4, (depth)
—
Features
HDR
HDR, panorama
Video
4K, 1080p, gyro-EIS
4K@30/60fps, 1080p@30/60fps, gyro-EIS
Single
—
32 MP
Sound 3 specs
Loudspeaker
Yes, with stereo speakers
Yes, with stereo speakers
3.5mm jack
No
No
—
24-bit/192kHz Hi-Res & Hi-Res Wireless audio
Qualcomm XPAN (24-bit/96kHz audio)
Similar Comparisons
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.