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ZTE Tempo X vs LG K51 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.


ZTE Tempo X	LG K51
Released · Sep 19, 2017	Released · May 06, 2020
5.0-inch	6.5-inch
Single camera	Triple camera
1GB · 8GB	3GB · 32GB
2200 mAh	4000 mAh

Design

Dimensions
5.73 x 2.83 x 0.36 inches 145.5 x 71.9 x 9.1 mm	6.57 x 3.07 x 0.33 inches 166.9 x 77.9 x 8.4 mm
Weight
5 oz (142.0 g)	7.17 oz (203.4 g)
Resistance
	Yes; MIL-STD-810 certified
Biometrics
	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key
Colors
Black	Titan gray

Display

Size
5.0-inch	6.5-inch
Resolution
854x480px, 196 PPI	1560x720px, 19.5:9 ratio, 264 PPI
Technology
	IPS LCD
Screen-to-body
65.85 %	79.70 %
Features
Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 210 8909 (28 nm)	MediaTek Helio P22 MT6762 (12 nm)
Processor
Quad-core 1100 MHz ARM Cortex-A7	Octa-core 2000 MHz Arm Cortex-A53
GPU
Adreno 304	IMG PowerVR GE8320
RAM
1GB	3GB
Internal storage
8GB	32GB, available to use: 18 GB
Storage expansion
microSDHC up to 32 GB	microSDXC up to 2000 GB
OS
Android (7.1 Nougat)	Android (10)

Battery

Capacity
2200 mAh	4000 mAh
Type
Li - Ion	Li - Ion

Camera

Rear
Single camera	Triple camera
Main camera
5 MP	13 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3" Pixel size: 1.12 μm
Second camera
	5 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm
Third camera
	2 MP (Depth information) Sensor size: 1/5" Pixel size: 1.75 μm
Flash
LED	LED
Video recording
1280x720 (HD) Video calling, Video sharing	1920x1080 (Full HD) Picture-taking during video recording
Front
2 MP	13 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
4.1	5.0
WLAN
802.11 b,g,n Hotspot, Wi-Fi Direct	802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0	Type-C, USB 2.0
Hearing aid compatible
M4/T3	M3/T3
Location
GPS, A-GPS	GPS, A-GPS, Cell ID, Wi-Fi positioning
Sensors
Accelerometer	Accelerometer, Gyroscope, Compass
Other
VoIP, Tethering, Computer sync

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers
Features
Album art cover, Background playback	DTS:X Virtual Surround
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM	FM
Additional microphone(s)
	Noise cancellation

Cellular

4G (FDD)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+)	Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD)
Bands 41(2600+)	Bands 41(2600+)
3G
Bands 5(850), 4(1700/2100), 2(1900)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE Cat 4 (150/50 Mbit/s), HSPA, HSUPA	LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM	Nano SIM
HD Voice
Yes	Yes
VoLTE
	Yes

Phone Features

Notifications
Haptic feedback
Other features
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval
Date approved: Aug 21, 2017 FCC ID value: SRQ-N9137	Date approved: Jun 16, 2020 FCC ID value: ZNFL555DL
Measured SAR
Head: 0.45 W/kg Body: 0.99 W/kg Simultaneous Transmission: 1.39 W/kg Wireless Router: 1.14 W/kg	Head: 0.66 W/kg Body: 1.20 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.27 W/kg Phablet: 3.96 W/kg

Buyers information

MSRP
$ 80	$ 200
In The Box
	Charger, USB Cable, SIM Ejector

Availability

Officially announced
Sep 19, 2017	May 06, 2020

Alternative variants

for Cricket


4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a)
FCC approval	Date approved: Jan 29, 2018 FCC ID value: SRQ-Z852
Measured SAR	Head: 0.57 W/kg Body: 0.94 W/kg Simultaneous Transmission: 1.24 W/kg Wireless Router: 1.11 W/kg

for Boost Mobile


OS	Android (9.0 Pie)
4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)

with Android Go


OS	Android (8.0 Oreo)
Bluetooth	4.2

for Verizon


4G (FDD)	Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 66(AWS-3)
MSRP	$ 170

for Metro


4G (FDD)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD)	Bands 38(2600), 41(2600+)
3G	Bands 5(850), 4(1700/2100), 2(1900), 1(2100)

Links

Full specifications
ZTE Tempo X Specs	LG K51 Specs
User Reviews
	LG K51 User Reviews