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Samsung Galaxy S21 Ultra 5G
Samsung Samsung Galaxy S21 Ultra 5G
2.7
Price TBA
View Details
Apple iPhone 16 Pro Max
256GB · ?GB RAM
3.8
From $1,199
View Details
★ Our Pick

Our Verdict

Analysis

IPhone 16 Pro Max has the bigger display.

Overall Winner
iPhone 16 Pro Max
Display Winner
iPhone 16 Pro Max
Performance Winner
Tie
Camera Winner
Tie
Battery Winner
Tie
Value Winner
Tie

Specifications Comparison

Feature Samsung Galaxy S21 Ultra 5G iPhone 16 Pro Max
Display size (in) 6.80 6.90
Charging (W) 25 27
Main camera (MP) 108.00 48.00
Selfie (MP) 40.00 12.00
Thickness (mm) 8.90 8.25
Chipset Exynos 2100 (5 nm) - InternationalQualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China Apple A18 Pro
OS Android 11, up to 4 major Android upgrades, One UI 7 iOS 18

Pros & Cons

Samsung Galaxy S21 Ultra 5G

iPhone 16 Pro Max

  • Excellent build quality
  • Strong sustained performance
  • Reliable cameras
  • Long software support
  • Expensive
  • Slow charging compared to Android flagships
  • Heavy in hand

Every Spec, Side by Side

Specification
Samsung
Samsung Galaxy S21 Ultra 5G
Apple
iPhone 16 Pro Max
Battery 3 specs
Type
Li-Ion 5000 mAh
Charging
25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless
27W wired, 25W MagSafe
Capacity
4685 mAh
Body 5 specs
Dimensions
165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in)
163 x 77.6 x 8.25 mm
Weight
227 g (Sub6), 229 g (mmWave) (8.01 oz)
227 g
Build
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
SIM
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)
 
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus support
Connectivity 7 specs
WLAN
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
Bluetooth
5.2, A2DP, LE
Positioning
GPS, GLONASS, BDS, GALILEO
NFC
Yes
Yes
Radio
FM radio (Snapdragon model only; market/operator dependent)
USB
USB Type-C 3.2, OTG
5G
Yes
Display 4 specs
Type
Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak)
LTPO Super Retina XDR OLED
Size
6.8 inches, 112.1 cm2 (~89.8% screen-to-body ratio)
6.9 inches
Resolution
1440 x 3200 pixels, 20:9 ratio (~515 ppi density)
2868 x 1320 pixels
Protection
Corning Gorilla Glass Victus
Features 2 specs
Sensors
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
 
Samsung DeX, Samsung Wireless DeX (desktop experience support) Ultra Wideband (UWB) support
Launch 2 specs
Announced
2021, January 14
Status
Available. Released 2021, January 29
Main Camera 4 specs
Quad
108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, OIS 10 MP, f/2.4, 72mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom 12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
Features
Laser AF, LED flash, auto-HDR, panorama
Video
8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS
Triple
48 MP + 48 MP + 12 MP
Memory 5 specs
Card slot
No
Internal
128GB 8GB RAM, 128GB 12GB RAM, 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM
 
UFS 3.1
RAM
8GB
Storage
256GB
Misc 5 specs
Colors
Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy
Models
SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980
SAR
0.77 W/kg (head)     1.02 W/kg (body)    
SAR EU
0.71 W/kg (head)     1.58 W/kg (body)    
Price
$ 254.95 / £ 214.99 / € 247.17
Network 7 specs
Technology
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
 
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G998B
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G998U1
5G bands
2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G998U1
Speed
HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL)
Our Tests 5 specs
Performance
AnTuTu: 657150 (v8) GeekBench: 3518 (v5.1) GFXBench: 33fps (ES 3.1 onscreen)
Display
1023 nits max brightness (measured)
Camera
Photo / Video
Loudspeaker
-25.5 LUFS (Very good)
Battery (old)
Endurance rating 114h
Platform 4 specs
OS
Android 11, up to 4 major Android upgrades, One UI 7
iOS 18
Chipset
Exynos 2100 (5 nm) - InternationalQualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
Apple A18 Pro
CPU
Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - InternationalOcta-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China
GPU
Mali-G78 MP14 - InternationalAdreno 660 - USA/China
Selfie Camera 3 specs
Single
40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, PDAF
12 MP
Features
HDR
Video
4K@30/60fps, 1080p@30fps
Sound 3 specs
Loudspeaker
Yes, with stereo speakers
3.5mm jack
No
 
High-bitrate audio support

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Common Questions

Which phone is the best in this comparison?

IPhone 16 Pro Max 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.