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Apple iPhone 11 Pro Max
Apple Apple iPhone 11 Pro Max
2.4
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 Apple iPhone 11 Pro Max Xiaomi 15 Ultra
Display size (in) 6.50 6.73
Charging (W) 50 90
Main camera (MP) 12.00 50.00
Selfie (MP) 12.00 32.00
Thickness (mm) 8.10 9.35
Chipset Apple A13 Bionic (7 nm+) Snapdragon 8 Elite
OS iOS 13, upgradable to iOS 26.5 Android 15, HyperOS 2

Pros & Cons

Apple iPhone 11 Pro Max

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
Apple
Apple iPhone 11 Pro Max
Xiaomi
Xiaomi 15 Ultra
Battery 3 specs
Type
Li-Ion 3969 mAh, non-removable (15.04 Wh)
Market-dependent versions:· Si/C Li-Ion 5410 mAh - Global· Si/C Li-Ion 6000 mAh - China
Charging
Wired, PD2.0, 50% in 30 min Wireless (Qi)
90W wired, 80W wireless
Capacity
5410 mAh
Body 5 specs
Dimensions
158 x 77.8 x 8.1 mm (6.22 x 3.06 x 0.32 in)
161.3 x 75.3 x 9.35 mm
Weight
226 g (7.97 oz)
226 g
Build
Glass front (Corning-made glass), glass back (Corning-made glass), stainless steel frame
Glass front, glass-fiber reinforced plastic back or silicone polymer back (eco leather), aluminum frame
SIM
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM (China)
· Nano-SIM + Nano-SIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
 
IP68 dust tight and water resistant (immersible up to 4m for 30 min) Apple Pay (Visa, MasterCard, AMEX certified)
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, hotspot
Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band or tri-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE
6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5
Positioning
GPS, GLONASS, 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
Lightning, USB 2.0
USB Type-C 3.2 Gen 2, DisplayPort, OTG
Infrared port
Yes
5G
Yes
Display 4 specs
Type
Super Retina XDR OLED, HDR10, Dolby Vision, 800 nits (HBM), 1200 nits (peak)
LTPO AMOLED
Size
6.5 inches, 102.9 cm2 (~83.7% screen-to-body ratio)
6.73 inches
Resolution
1242 x 2688 pixels, 19.5:9 ratio (~458 ppi density)
1440 x 3200 pixels
Protection
Scratch-resistant glass
Xiaomi Shield Glass 2.0, Mohs level 6
Features 2 specs
Sensors
Face ID, accelerometer, gyro, proximity, compass, barometer
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer
 
Ultra Wideband (UWB) support
Two-way satellite communication (China model only)
Launch 2 specs
Announced
2019, September 10
2025, February 27
Status
Available. Released 2019, September 20
Available. Released 2025, February 27
Main Camera 4 specs
Triple
12 MP, f/1.8, 26mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS 12 MP, f/2.0, 52mm (telephoto), 1/3.4", 1.0µm, PDAF, OIS, 2x optical zoom 12 MP, f/2.4, 120˚, 13mm (ultrawide), 1/3.6"
Features
Dual-LED dual-tone flash, HDR (photo/panorama)
Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional)
Video
4K@24/25/30/60fps, 1080p@25/30/60/120/240fps, HDR, stereo sound rec.
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
64GB 4GB RAM, 256GB 4GB RAM, 512GB 4GB RAM
256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
 
NVMe
UFS 4.1
RAM
16GB
Storage
512GB
Misc 5 specs
Colors
Matte Space Gray, Matte Silver, Matte Gold, Matte Midnight Green
Black, White, Silver Chrome, Green
Models
A2218, A2161, A2220, iPhone12,5
25010PN30G
SAR
1.16 W/kg (head)     1.17 W/kg (body)    
SAR EU
0.95 W/kg (head)     0.99 W/kg (body)    
1.00 W/kg (head)     1.00 W/kg (body)    
Price
$ 211.50 / C$ 325.00 / £ 190.00 / € 256.70
$ 693.75 / £ 1,295.00 / € 812.34
Network 7 specs
Technology
GSM / CDMA / HSPA / EVDO / LTE
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
 
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 29, 30, 34, 38, 39, 40, 41, 42, 46, 48, 66, 71 - A2161, A2220
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
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, 11, 12, 13, 17, 18, 19, 20, 21, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 46, 48, 66 - A2218
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 1.6 Gbps DL, EV-DO Rev.A 3.1 Mbps
HSPA, LTE, 5G
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
Our Tests 7 specs
Performance
AnTuTu: 459713 (v7), 536883 (v8) GeekBench: 13870 (v4.4), 3503 (v5.1) GFXBench: 57fps (ES 3.1 onscreen)
Display
820 nits max brightness (measured)
Camera
Photo / Video
Loudspeaker
-25.6 LUFS (Very good)
-24.1 LUFS (Very good)
Audio quality
Noise -94.3dB / Crosstalk -81.5dB
Battery (old)
Endurance rating 102h
Battery
Active use score 16:13h
Platform 4 specs
OS
iOS 13, upgradable to iOS 26.5
Android 15, HyperOS 2
Chipset
Apple A13 Bionic (7 nm+)
Snapdragon 8 Elite
CPU
Hexa-core (2x2.65 GHz Lightning + 4x1.8 GHz Thunder)
Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
Apple GPU (4-core graphics)
Adreno 830
Selfie Camera 3 specs
Single
12 MP, f/2.2, 23mm (wide), 1/3.6", 1.0µm SL 3D, (depth/biometrics sensor)
32 MP
Features
HDR
HDR, panorama
Video
4K@24/25/30/60fps, 1080p@25/30/60/120fps, 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
No
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

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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.