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Infinix Smart 9 HD
Infinix Infinix Smart 9 HD
2.5
Price TBA
View Details
Xiaomi 15 Ultra
Xiaomi Xiaomi 15 Ultra
512GB · 16GB RAM
4.3
From $1,099
View Details
★ Our Pick

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 Infinix Smart 9 HD Xiaomi 15 Ultra
Display size (in) 6.70 6.73
Charging (W) 10 90
Main camera (MP) 13.00 50.00
Selfie (MP) 8.00 32.00
Weight (g) 188 226
Thickness (mm) 8.40 9.35
Chipset Mediatek Helio Snapdragon 8 Elite
OS Android 14 (Go edition), XOS 14 Android 15, HyperOS 2

Pros & Cons

Infinix Smart 9 HD

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
Infinix
Infinix Smart 9 HD
Xiaomi
Xiaomi 15 Ultra
Battery 3 specs
Type
5000 mAh
Market-dependent versions:· Si/C Li-Ion 5410 mAh - Global· Si/C Li-Ion 6000 mAh - China
Charging
10W wired Reverse wired
90W wired, 80W wireless
Capacity
5410 mAh
Body 5 specs
Dimensions
165.7 x 77.1 x 8.4 mm (6.52 x 3.04 x 0.33 in)
161.3 x 75.3 x 9.35 mm
Weight
188 g (6.63 oz)
226 g
Build
Glass front, plastic back, plastic 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)
 
IP54 dust protected and water resistant (water splashes)
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, dual-band
Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band or tri-band, Wi-Fi Direct
Bluetooth
Yes
6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5
Positioning
GPS
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS
NFC
No
Yes
Infrared port
Yes
Yes
Radio
FM radio
No
USB
USB Type-C 2.0, OTG
USB Type-C 3.2 Gen 2, DisplayPort, OTG
5G
Yes
Display 4 specs
Type
IPS LCD, 90Hz, 500 nits (peak)
LTPO AMOLED
Size
6.7 inches, 108.4 cm2 (~84.8% screen-to-body ratio)
6.73 inches
Resolution
720 x 1600 pixels, 20:9 ratio (~262 ppi density)
1440 x 3200 pixels
Protection
Xiaomi Shield Glass 2.0, Mohs level 6
Features 2 specs
Sensors
Fingerprint (side-mounted), accelerometer, proximity, compass
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer
 
Two-way satellite communication (China model only)
Launch 2 specs
Announced
2024, November
2025, February 27
Status
Available. Released 2024, December
Available. Released 2025, February 27
Main Camera 4 specs
Single
13 MP, f/1.9, 27mm (wide), AF Auxiliary lens
Features
Dual-LED flash, HDR, panorama
Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional)
Video
1080p@30fps
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 (dedicated slot)
No
Internal
64GB 3GB RAM, 64GB 4GB RAM
256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
 
UFS 4.1
RAM
16GB
Storage
512GB
Misc 4 specs
Colors
Metallic Black, Neo Titanium, Mint Green, Coral Gold
Black, White, Silver Chrome, Green
Models
X6532C
25010PN30G
SAR EU
1.00 W/kg (head)     1.00 W/kg (body)    
Price
$ 693.75 / £ 1,295.00 / € 812.34
Network 7 specs
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 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, 20, 25, 26, 28, 38, 41, 40, 66
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
Speed
HSPA, LTE
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
5G bands
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78, 79 SA/NSA - International
Platform 4 specs
OS
Android 14 (Go edition), XOS 14
Android 15, HyperOS 2
Chipset
Mediatek Helio
Snapdragon 8 Elite
CPU
Octa-core 8x2.2 GHz Cortex-A53
Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
Mali-G57 MC1
Adreno 830
Selfie Camera 3 specs
Single
8 MP, f/2.0, (wide)
32 MP
Features
LED flash
HDR, panorama
Video
Yes
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
 
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
Our Tests 2 specs
Loudspeaker
-24.1 LUFS (Very good)
Battery
Active use score 16:13h

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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.