Samsung Galaxy M40 vs Samsung Galaxy A51

BASIC INFO
Model No Galaxy M40 (Versions: SM-M405F/DS, SM-M405FN/DS (Global), SM-M405G/DS) Galaxy A51 (Versions: SM-A515F/DS, SM-A515FN/DS (Global); SM-A515GN/DS, SM-A515FM/DS, SM-A515YN, SM-A515W (Canada)
Status Available Available
Release Date 2019, June 2019, December 26
Dimension 155.3 x 73.9 x 7.9 mm (6.11 x 2.91 x 0.31 in) 158.4 x 73.7 x 7.9 mm (6.24 x 2.90 x 0.31 in)
Weight 168 g 172 g
Colors Seawater Blue, Midnight Blue, Cocktail Orange Green Crush Multicolour, White Sparkling Crush, Black Crush Diamond
Body Metrial Glass front (Gorilla Glass 3), plastic back, plastic frame Glass front (Gorilla Glass 3), plastic back, plastic frame
W & D Proof - -
SIM Type Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Technology GSM / HSPA / LTE GSM / HSPA / LTE
OS Android 9.0 (Pie), upgradable to Android 10.0; One UI 2.0 Android 10.0; One UI 2
PROSESSING
Processor Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver) Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Chipset Qualcomm SDM675 Snapdragon 675 (11 nm) Exynos 9611 (10nm)
GPU Adreno 612 Mali-G72 MP3
MEMORY
RAM 4 GB / 6 GB 4GB / 6GB / 8GB
Storage 64 GB / 128 GB 64GB / 128GB / 256GB
Card Slot microSDXC (uses shared SIM slot) microSD, up to 1 TB (dedicated slot)
DISPLAY
Size 6.3 inches 6.5 inches, 102.0 cm2
Type PLS TFT capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors
Resolation 1080 x 2340 pixels, 19.5:9 ratio 1080 x 2400 pixels, 20:9 ratio
PPI 409 ppi density (~405 ppi density)
Multi touch Yes Yes
Protection Corning Gorilla Glass 3 Corning Gorilla Glass 3
CAMERA
Primary Triple 32 MP + 8 MP + 5 MP Quad 48 MP, f/2.0 (wide), + 12 MP, f/2.2 (ultrawide) + 5 MP (macro) + 5 MP (depth)
Video 2160p@30fps, 1080p@30fps 2160p@30fps, 1080p@30fps
Flash LED LED
Features HDR, panorama HDR, panorama
Selfie 16 MP 32 MP, f/2.2, 26mm (wide)
BATTERY
Battery Li-Po Li-Po
Capacity 3500 mAh 4000 mAh
Removable Non-removable Non-removable
StandBy - -
Talk Time - Up to 32 h (3G)
Music Play - Up to 87 h
Browsing - -
Video Playback - -
F Charging Fast charging 15W Fast battery charging 15W
W Charging - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 / HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100)
Speed HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 400/50 Mbps HSPA, LTE-A
5G - -
CONECTIVY
WALAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
BlueTooth 5.0, A2DP, LE 5.0, A2DP, LE
USB 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC Yes Yes (market dependent)
Audio jeck - 3.5mm Jack Active noise cancellation with dedicated mic
OTHERS
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass ANT+ Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Radio FM radio Yes
SARUS - -
SAREU - -
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