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Samsung Galaxy A51 5G UW

Samsung Galaxy A51 5G UW

Samsung Galaxy S24 Ultra

Samsung Galaxy S24 Ultra

Price (USD) $470.00 $507.90
Network
Technology GSM / HSPA / LTE / 5G GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 2, 4, 5, 13, 66 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International
5G bands 260, 261 mmWave 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International
Speed HSPA, LTE, 5G HSPA, LTE (CA), 5G
GPRS Yes -
EDGE Yes -
Launch
Announced 2020, August 14 2024, January 17
Status Available. Released 2020, August 14 Available. Released 2024, January 24
Body
Dimensions 158.8 x 73.4 x 8.6 mm (6.25 x 2.89 x 0.34 in) 162.3 x 79 x 8.6 mm (6.39 x 3.11 x 0.34 in)
Weight 188.8 g (6.67 oz) 232 g or 233 g (8.18 oz)
Build Glass front (Gorilla Glass 3), plastic back, aluminum frame Glass front (Corning Gorilla Armor), glass back (Corning Gorilla Armor), titanium frame (grade 2)
SIM Nano-SIM (pre-installed) · Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) - INT · Nano-SIM + eSIM + eSIM (max 2 at a time) - USA · Nano-SIM + Nano-SIM - CN
Features - IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus (Bluetooth integration, accelerometer, gyro)
Display
Type Super AMOLED Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Size 6.5 inches, 102.0 cm2 (~87.5% screen-to-body ratio) 6.8 inches, 113.5 cm2 (~88.5% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) 1440 x 3120 pixels, 19.5:9 ratio (~505 ppi density)
Protection Corning Gorilla Glass 3 Corning Gorilla Armor
Features - DX anti-reflective coating
Platform
OS Android 10, One UI 2 Android 14, up to 7 major OS updates, One UI 8.5
Chipset Qualcomm SM7250 Snapdragon 765G 5G (7 nm) Qualcomm SM8650-AC Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver) 8-core (1x3.39GHz Cortex-X4 & 3x3.1GHz Cortex-A720 & 2x2.9GHz Cortex-A720 & 2x2.2GHz Cortex-A520)
GPU Adreno 620 Adreno 750 (1 GHz)
Memory
Card slot microSDXC (uses shared SIM slot) No
Internal 128GB 6GB RAM 128 GB UFS 2.0 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM
Features UFS 2.1 UFS 4.0
RAM 6 GB -
Main Camera
Quad 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP (macro) Auxiliary lens 200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom 50 MP, f/3.4, 111mm (periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
Features LED flash, panorama, HDR Laser AF, LED flash, auto-HDR, panorama
Video 4K@30fps, 1080p@30/120fps; gyro-EIS 8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS
Selfie camera
Single 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm 12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
Features HDR HDR, HDR10+
Video 4K@30fps, 1080p@30fps 4K@30/60fps, 1080p@30fps
Sound
Loudspeaker Yes Yes, with stereo speakers
3.5mm jack Yes No
Features - High-bitrate audio support
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE 5.3, A2DP, LE
Positioning Yes, with A-GPS, GLONASS, GALILEO, BDS GPS, GLONASS, BDS, GALILEO, QZSS
NFC Yes Yes
Radio FM radio, RDS, recording Yes No
USB USB Type-C 2.0, OTG USB Type-C 3.2, DisplayPort 1.2, OTG
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Features ANT+ Samsung DeX, Samsung Wireless DeX (desktop experience support) Ultra Wideband (UWB) support
Messaging SMS(threaded view), MMS, Email, Push Email, IM -
Browser HTML5 -
Battery
Type Li-Po 4500 mAh Li-Ion 5000 mAh
Charging 15W wired 45W wired, PD3.0, 65% in 30 min 15W wireless (Qi) 4.5W reverse wireless
Battery 4500 mAh Li-Polymer -
Misc
Colors Prism Bricks Blue Titanium Black, Titanium Gray, Titanium Violet, Titanium Yellow, Titanium Blue, Titanium Green, Titanium Orange
Models SM-A516V SM-S928B, SM-S928B/DS, SM-S928U, SM-S928U1, SM-S928W, SM-S928N, SM-S9280, SM-S928E, SM-S928E/DS
SAR EU 0.59 W/kg (head)     1.32 W/kg (body) 1.06 W/kg (head)     1.30 W/kg (body)
Price About 470 EUR $ 507.90 / € 573.22 / £ 494.00 / ₹ 104,999
Expected price - -
Alert types Vibration, MP3, WAV ringtones -
Java No -
Made by Korea -
Name Samsung Galaxy A51 5G UW -
Performance 6 GB RAM Snapdragon 765G -
Camera 48 MP Main / 32 MP Selfie -
SAR - 1.26 W/kg (head)     0.62 W/kg (body)
Our Tests
Performance - AnTuTu: 1453497 (v9), 1823822 (v10) GeekBench: 7076 (v6) 3DMark: 4983 (Wild Life Extreme)
Display - 1447 nits max brightness (measured)
Camera - Photo / Video
Loudspeaker - -24.6 LUFS (Very good)
Battery - Active use score 13:49h
Samsung Galaxy A51 5G UW
0 category wins
Upper Mid segment
VS
Our Winner

Samsung Galaxy S24 Ultra
6 category wins
Upper Mid segment
Head-to-Head Breakdown
— Performance Win
— Display Win
— Camera Win
— Battery Win
— Charging Win
— RAM Win
— 5G —
— Price —
Samsung Galaxy A51 5G UW — Pros & Cons
Pros
  • 3.5mm analog headphone jack for lag-free wired audio listening
Cons
  • Screen refresh rate capped at 60Hz (less fluid than Galaxy S24 Ultra's 120Hz)
  • Lower primary camera resolution (48MP vs 200MP on Galaxy S24 Ultra)
  • Smaller 4500mAh battery capacity (-500mAh deficit vs Galaxy S24 Ultra)
Samsung Galaxy S24 Ultra — Pros & Cons
Pros
  • Adaptive LTPO display technology optimizing power efficiency
  • Fluid 120Hz refresh rate providing much smoother motion than Galaxy A51 5G UW's 60Hz
  • Higher-tier Qualcomm SM8650-AC Snapdragon 8 Gen 3 (4 nm) processor offering substantial compute superiority
  • Dedicated telephoto optical zoom lens for crisp distant shots (missing on Galaxy A51 5G UW)
  • Optical Image Stabilization (OIS) for superior low-light and steady video
Cons
  • Lacks 3.5mm headphone jack (available on Galaxy A51 5G UW)
Our Verdict

Putting the Samsung Galaxy A51 5G UW face-to-face with the Samsung Galaxy S24 Ultra reveals decisive contrasts in hardware tuning, camera capabilities, and battery endurance.

Processing horsepower tilts convincingly toward the Samsung Galaxy S24 Ultra, driven by its Qualcomm SM8650-AC Snapdragon 8 Gen 3 (4 nm). It outpaces the Qualcomm SM7250 Snapdragon 765G 5G (7 nm) in the Samsung Galaxy A51 5G UW during resource-demanding workflows, offering greater headroom for complex gaming, video encoding, and rapid app switching.

Visual fidelity favors the Samsung Galaxy S24 Ultra, whose LTPO AMOLED display at 120Hz delivers enhanced sharpness, rich color depth, and fluid motion that outclasses the AMOLED screen found on the Samsung Galaxy A51 5G UW.

Imaging capabilities tilt toward the Samsung Galaxy S24 Ultra, highlighted by its 200MP primary camera with OIS stabilization and optical zoom capabilities. It produces crisper snapshots with lively color science and cleaner edge definition compared to the 48MP camera on the Samsung Galaxy A51 5G UW.

Longevity and replenishment turnaround favor the Samsung Galaxy S24 Ultra, whose 5000mAh battery and 45W charging provide faster top-ups and reliable stamina compared to the 4500mAh (15W) configuration of the Samsung Galaxy A51 5G UW.

Overall Verdict: The Samsung Galaxy S24 Ultra earns the victory in this head-to-head comparison with 6 category wins versus 0 for the Samsung Galaxy A51 5G UW. With decisive strengths in key hardware areas, the Samsung Galaxy S24 Ultra delivers greater overall capability and stronger value.