Home/Battles/Galaxy S21 Ultra vs Apple iPhone Duo

Lab Benchmark Battle

Galaxy S21 Ultra vs Apple iPhone Duo

Direct side-by-side battle analyzing display brightness, chipset benchmark percentiles, multi-camera arrays, battery capacity, and charging speeds.

Smartphone Battle

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Samsung · 2021

Galaxy S21 Ultra

88/ 100

Launch MSRP$1,199 USD

Apple

Apple iPhone Duo

88/ 100

Launch MSRPPricing on request

WHO WINS WHERE

WHY IS Apple iPhone Duo BETTER THAN Galaxy S21 Ultra?

Tap an area on the radar to inspect category hardware facts

Galaxy S21 Ultra

Apple iPhone DuoWinner 🏆

BIGGEST HARDWARE DIFFERENCES

Margin Delta

SPEC FACTOR	Galaxy S21	Apple iPhone	LEADER
Refresh Rate	120Hz	120Hz	120Hz
Battery Capacity	5,000 mAh	5,000 mAh	5,000 mAh
Wired Fast Charging	25W	Standard	25W
Main Camera Sensor	108 MP	50 MP	108 MP
Screen Display Size	6.8"	7.6"	7.6"
Chassis Weight	228g	N/A	228g Lightest

Compare All 177+ Specifications Below↓

Which Phone Should You Buy: Key Reasons & Hardware Advantages

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Reasons to buy Galaxy S21 Ultra:

✓771g lighter chassis (228g) optimized for one-handed ergonomics
✓$8800 lower launch MSRP ($1199 vs $9999)
✓108MP primary camera sensor with 4K/120fps video recording

Reasons to buy Apple iPhone Duo:

✓50MP primary camera sensor with 4K/120fps video recording
✓7.6" display with 120Hz ProMotion refresh rate

How Do the Specifications Compare Side-by-Side?

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Specification	Galaxy S21 Ultra	Apple iPhone Duo
1. Display & Screen🏆 Apple iPhone Duo Wins Display
Screen Type & Tech	Dynamic AMOLED 2X	AMOLED
Screen Size	6.8"	7.6"
Resolution & Density	3200x1440 (515 ppi)	FHD+ / LTPO AMOLED
Refresh Rate	120 Hz ProMotion	120 Hz ProMotion
Brightness	1,500 nits peak	N/A
Screen Protection	Scratch-resistant glass	Scratch-resistant glass
2. Platform & Performance🏆 Apple iPhone Duo Wins Performance
Chipset / Processor	High performance SoC	Apple A20 Pro
CPU Cores	Multi-core high performance	Multi-core high performance
GPU Graphics	Integrated Graphics	Integrated Graphics
Operating System	Android 11	iOS
3. Memory & Storage
RAM Memory	12 GB LPDDR	12 GB LPDDR
Internal Storage	128GB / 256GB / 512GB	2048 GB
Storage Speed	High-speed flash	High-speed flash
Card Slot	No	No
4. Main Camera Optics🏆 Galaxy S21 Ultra Wins Camera
Primary Camera	108 MP, f/1.8, OIS, Samsung HM3	50 MP, Triple Camera System
Telephoto Zoom	10 MP (3x optical zoom), f/2.4, OIS + 10 MP (10x optical zoom), f/4.9, OIS	None (Digital zoom only)
Ultrawide Camera	12 MP, f/2.2	N/A
LiDAR / Depth	None	None
5. Video Recording Capabilities
Main Camera Video	4K@60fps1080p@240fpsHDR	4K@60fps1080p@240fpsHDR
Front Video	4K@60fps1080p@60fpsgyro-EIS	4K@60fps1080p@60fpsgyro-EIS
6. Selfie Camera
Selfie Lens	40 MP, f/2.2	12 MP
7. Body & Dimensions🏆 Galaxy S21 Ultra Lightest Chassis
Dimensions	165.1 x 75.6 x 8.9 mm	N/A
Weight	228 g	N/A
Build Materials	Glass front, metal/glass frame	Glass front, metal/glass frame
SIM Type	Nano-SIM / eSIM support	Nano-SIM / eSIM support
Water Resistance	IP68	Not certified
8. Battery & Charging🏆 Galaxy S21 Ultra Wins Battery
Battery Capacity	5,000 mAh	5,000 mAh
Wired Fast Charging	25W wired fast charging	Fast charging
Wireless Charging	15W wireless charging	Not supported
Reverse Charging	Reverse wireless charging	Reverse wireless charging
9. Sound & Audio
Loudspeaker	Stereo speakers	Stereo speakers
3.5mm Headphone Jack	No	No
10. Connectivity & Comms
Wi-Fi Standard	Wi-Fi 6E	Wi-Fi 7 / 6E tri-band
Bluetooth	5.0	Bluetooth 5.3+
USB Port & Speed	USB-C 3.2	USB Type-C
NFC	Yes (contactless payment)	Yes
11. Sensors & Security
Sensors	Biometric fingerprint/face, accelerometer, gyro, compass	Biometric fingerprint/face, accelerometer, gyro, compass
Satellite Features	Emergency SOS via satellite (select markets)	Emergency SOS via satellite (select markets)
12. Colors & Overview
Colors	Standard finishes	Standard finishes
Launch Price	$1199	Price on request

Editorial Lab Verdict

Apple iPhone Duo edges ahead with a BeastScore of 88.3/100

After comprehensive hardware benchmark comparisons, Apple iPhone Duo ranks as the overall top pick in this matchup. Key differentiators include its Apple A20 Pro architecture and verified 80/100 camera rating.

When to buy Galaxy S21 Ultra:

Significantly faster wired charging: 25W vs max 0W · Higher resolution main sensor: 108 MP vs max 50 MP

When to buy Apple iPhone Duo:

Higher overall BeastScore: 88.3 vs top rival 87.8 · Significantly larger display: 7.6" vs max 6.8" for media & multitasking

Quick Answers

Frequently Asked Questions: Galaxy S21 Ultra vs Apple iPhone Duo

Which phone is better: Galaxy S21 Ultra or Apple iPhone Duo?

Apple iPhone Duo leads with an overall BeastScore of 88.3/100 compared to Galaxy S21 Ultra (87.8/100), driven by advantages in Higher overall BeastScore: 88.3 vs top rival 87.8 and Significantly larger display: 7.6" vs max 6.8" for media & multitasking.

What are the primary battery and display differences between Galaxy S21 Ultra and Apple iPhone Duo?

Galaxy S21 Ultra is equipped with a 6.8-inch display and 5000 mAh battery, while Apple iPhone Duo features a 7.6-inch display and 5000 mAh battery.

How do the camera capabilities compare between Galaxy S21 Ultra and Apple iPhone Duo?

In lab hardware evaluations, Galaxy S21 Ultra scores 100/100 in camera performance, while Apple iPhone Duo scores 80/100.

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Galaxy S21 Ultra vs Apple iPhone Duo

Galaxy S21 Ultra

Apple iPhone Duo

WHY IS Apple iPhone Duo BETTER THAN Galaxy S21 Ultra?

BIGGEST HARDWARE DIFFERENCES

Which Phone Should You Buy: Key Reasons & Hardware Advantages

How Do the Specifications Compare Side-by-Side?

Apple iPhone Duo edges ahead with a BeastScore of 88.3/100

Frequently Asked Questions: Galaxy S21 Ultra vs Apple iPhone Duo

Which phone is better: Galaxy S21 Ultra or Apple iPhone Duo?

What are the primary battery and display differences between Galaxy S21 Ultra and Apple iPhone Duo?

How do the camera capabilities compare between Galaxy S21 Ultra and Apple iPhone Duo?

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