BLU S1 vs LG K51S Specs Comparison

Availability

Officially announced
	Feb 18, 2020

Design

Dimensions
5.80 x 2.87 x 0.33 inches 147.3 x 72.8 x 8.4 mm	6.50 x 3.02 x 0.33 inches 165.2 x 76.7 x 8.3 mm
Weight
4.83 oz (137.0 g)	6.77 oz (192.0 g)
Materials
Back: Metal
Resistance
	Yes; MIL-STD-810 certified
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control, Other; Right: Lock/Unlock key
Colors
Black, Gold	Titanium, Pink, Blue

Display

Size
5.2-inch, 69.41% screen-to-body	6.5-inch, 83.97% screen-to-body
Type
TFT	IPS LCD
Resolution
1280x720px, 282 PPI	1600x720px, 20:9 ratio, 270 PPI
Colors
16 777 216

Hardware

System chip
MediaTek MT6750 (28 nm)	MediaTek Helio P35 MT6765 (12 nm)
Processor
Octa-core 1500 MHz ARM Cortex-A53	Octa-core 2300 MHz Arm Cortex-A53
GPU
Mali-T860 MP2	PowerVR GE8320
Memory
2GB (LPDDR3)/16GB	3GB/64GB (eMMC 5.1)
Storage expansion
microSDXC up to 64 GB	microSDXC up to 2048 GB
OS
Android (7.0 Nougat)	Android (10)

Battery

Type
2800 mAh	4000 mAh

Camera

Rear
Single camera	Quad camera
Main camera
13 MP (PDAF) Aperture size: F2.0	32 MP (PDAF)
Second camera
	5 MP (Ultra-wide)
Third camera
	2 MP (Macro)
Fourth camera
	2 MP (Depth information)
Flash
LED	LED
Video recording
1080p (30 fps) Video calling, Video sharing	1080p (30 fps)
Front
5 MP	13 MP

Connectivity & Features

Bluetooth
4.0	5.0
WLAN
b,g,n Hotspot, Wi-Fi Direct 802.11 b, g, n	b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 b, g, n, ac
USB
microUSB, USB 2.0	Type-C
Sensors
Accelerometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS	GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning
Other
VoIP, Tethering, Computer sync, OTA sync	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Album art cover, Background playback	DTS:X Virtual Surround
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM

Cellular

4G (FDD) Bands
2, 3, 4, 5, 7, 12, 17, 25, 26	1, 3, 7, 8, 20, 28
4G (TDD) Bands
41	38
3G Bands
5, 8, 4, 2, 1	1, 2, 5, 8
Data Speed
LTE-A Cat 6 (300/50 Mbit/s)	LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
Yes

Phone Features

Notifications
Haptic feedback, Vibration, Flight mode, Silent mode, Speakerphone
Other features
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval
Date approved: Aug 27, 2017 FCC ID value: YHLBLUS1
Measured SAR
Head: 0.67 W/kg Body: 0.34 W/kg Simultaneous Transmission: 1.36 W/kg Wireless Router: 0.34 W/kg

Links

Full specifications
BLU S1 Specs	LG K51S Specs