Samsung Galaxy A51

Samsung Galaxy A51 3D preview

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Samsung Galaxy A51 photo gallery

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6.5" Super AMOLED
Exynos 9611
48MP + 12MP + 5MP + 5MP
32MP Front
64/128/256GB + microSD
4000mAh / 15W
4G LTE
USB-C 2.0
3.5mm Jack
Android 10 / One UI 2.0

6.5" Super AMOLED

1080 x 2400 (FHD+), ~405 ppi

Gorilla Glass 3, Always-On Display

Exynos 9611 (10 nm)

Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)

Mali-G72 MP3 GPU

Quad Rear Camera

48MP (wide) + 12MP (ultrawide) + 5MP (macro) + 5MP (depth)

Front: 32MP (wide); 4K video recording

4000 mAh (Li-Po)

15W wired fast charging

Non-removable

4G LTE / Wi-Fi ac / BT 5.0

GSM / HSPA / LTE; dual-band Wi-Fi; NFC

GPS, GLONASS, BDS, Galileo

64/128/256GB internal

4/6/8GB RAM options; microSD up to 512GB

UFS 2.0 storage type

The Samsung Galaxy A51 (SM-A515 series) was announced on December 12, 2019 and released on December 16, 2019 in global markets, with some regional launches (e.g., Thailand) reported on December 25, 2019. The device is now discontinued.

  • Announced: December 12, 2019
  • Released (global): December 16, 2019; Thai market: December 25, 2019
  • Discontinued: April 2020 (per Wikipedia)
  • Model family: SM-A515 series (4G LTE); note that separate 5G variants exist under SM-A516x.
  • Regional variants / SKU codes listed in source: SM-A515F (Global), SM-A515F/DSN (Global dual-SIM), SM-A515F/DS (LATAM), SM-A515F/DST (Brazil), SM-A515F/DSM (Russia), SM-A515F/N (Australia), SM-A515U (USA), SM-A515U1 (USA unlocked), SM-A515W (Canada), SM-A515X, SM-S515DL (Tracfone)

The Galaxy A51 features a glass front (Gorilla Glass 3) with a plastic back and plastic frame. It measures 158.5 x 73.6 x 7.9 mm and weighs 172 g. The back uses a "3D Glasstic" material with a holographic pattern.

  • Dimensions: 158.5 x 73.6 x 7.9 mm
  • Weight: 172 g
  • Build: Glass front (Gorilla Glass 3), plastic back, plastic frame
  • SIM: Single Nano-SIM or dual Nano-SIM (dual-SIM variant)
  • Colors: Prism Crush Black, Prism Crush White, Prism Crush Blue, Prism Crush Pink (and Prism Crush Silver per Thai source)

The device sports a 6.5-inch Super AMOLED Infinity-O display with FHD+ resolution (1080 x 2400) and a 20:9 aspect ratio, protected by Corning Gorilla Glass 3. The display supports Always-On Display and Multi Window.

  • Size: 6.5 inches (102.0 cm², ~87.4% screen-to-body ratio)
  • Resolution: 1080 x 2400 pixels (~405 ppi)
  • Type: Super AMOLED capacitive touchscreen, 16.7M colours
  • Protection: Corning Gorilla Glass 3
  • Features: Always-On Display, Multi-Touch, Infinity-O cutout

The rear camera array is quad-L-shaped, featuring a 48MP main sensor (f/2.0), 12MP ultrawide (123° field of view), 5MP macro, and 5MP depth sensor. The front camera is 32MP with f/2.2 aperture. Video recording supports 4K at 30fps on both sides, with Super Steady stabilisation and Super Slow-Mo on the rear.

  • Rear Main: 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
  • Rear Ultrawide: 12 MP, f/2.2, 123˚
  • Rear Macro: 5 MP, f/2.4
  • Rear Depth: 5 MP, f/2.4
  • Front Camera: 32 MP, f/2.2, 26mm (wide), 1/2.74", 0.8µm
  • Video: Rear 4K@30fps, 1080p@30/120fps, gyro-EIS; Front 4K@30fps, 1080p@30fps
  • Features: LED flash, HDR, panorama, scene optimiser, AR Emoji, Night mode, Pro mode

The Galaxy A51 runs Android 10 with Samsung's One UI 2.0 out of the box. It received software upgrades up to Android 13 with One UI 5.1, plus security updates until February 2024. The chipset is the Exynos 9611 (10 nm) with octa-core CPU and Mali-G72 GPU.

  • Operating System: Android 10, upgradable to Android 13 (One UI 5.1)
  • Chipset: Exynos 9611 (10 nm)
  • CPU: Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
  • GPU: Mali-G72 MP3
  • Software Features: Bixby, Secure Folder, Dual Messenger, Screen Recorder, Always-On Display

The device includes several camera intelligence features such as Scene Optimiser (20 scene modes), Flaw Detection, AR Emoji, and AR Doodle. Under-display optical fingerprint sensor and Face Unlock provide biometric security. The phone supports Samsung's Secure Folder and Dual Messenger.

  • Security: In-display fingerprint sensor, Face Unlock
  • Camera Intelligence: Scene Optimiser, Flaw Detection, AR Emoji, AR Doodle
  • Connectivity Features: NFC (for payments), ANT+, FM radio
  • Software: One UI 2.0/5.1 with Bixby, Secure Folder, Multi Window

The non-removable Li-Po battery has a typical capacity of 4000 mAh. Charging is supported at 15W via wired USB-C. Standby and talk times vary by network; GSMarena's endurance rating is 86h.

  • Capacity: 4000 mAh (typical)
  • Charging: 15W wired (USB-C)
  • Type: Li-Po, non-removable
  • Battery tests (source): Endurance rating 86h (GSMArena)

Connectivity options include dual-band Wi-Fi 802.11 a/b/g/n/ac, Bluetooth 5.0 with A2DP and LE, GPS with multiple satellite systems, NFC, FM radio, and USB Type-C 2.0 with OTG. Sensors include accelerometer, gyro, compass, proximity (virtual), hall sensor, and under-display optical fingerprint.

  • 2G/3G/4G: GSM, HSPA, LTE (FDD & TDD bands multi-region)
  • WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
  • Bluetooth: 5.0, A2DP, LE
  • Positioning: GPS, GLONASS, GALILEO, BDS, digital compass
  • NFC: Yes
  • USB: USB Type-C 2.0, OTG
  • Sensors: Under-display fingerprint, accelerometer, gyro, proximity, compass, hall

The Samsung Galaxy A51 (SM-A515) is a well-rounded 4G LTE smartphone from late 2019, offering a premium Super AMOLED display, a versatile quad-camera system, and expandable storage at an accessible price. Its plastic build and lack of ingress protection are typical for the budget segment, and the device is now discontinued. The source bundle provides consistent core specifications across multiple references.

Launch Price (MSRP): Current Market Price:
€100
— views Research contribution by specs.global