Screen size
K22Winner: 6.2"+8.1%
K315.7"
Quick verdict
K22 and K31 are close on the measured specs.
Measured wins
K22
3
spec wins
Ties
12
equal specs
K31
3
spec wins
Screen size
Technology
K22
GSM / HSPA / LTE
K31
GSM / CDMA / HSPA / LTE
2G bands
K22
GSM 850 / 900 / 1800 / 1900
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
3G bands
K22
HSDPA 850 / 900 / 1900 / 2100 - International, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Brazil
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
K22
1, 3, 5, 7, 8, 20, 28, 38, 40 - International, 1, 3, 7, 8, 20, 28 - Europe, 1, 3, 5, 7, 8, 20, 28, 40 - Brazil
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
equal specsFront camera
equal specsBattery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
K31
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
Speed
K22
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
K31
HSPA, LTE
Announced
K22
2020, September 12. Released 2020, September 12
K31
2020, August 21. Released 2020, August 21
Status
K22
Discontinued
K31
Discontinued
Dimensions
K22
155.7 x 75.4 x 8.4 mm (6.13 x 2.97 x 0.33 in)
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Weight
K22
169.5 g (6.00 oz)
K31
146 g (5.15 oz)
Build
K22
Glass front, plastic frame, plastic back
K31
-
SIM
K22
Nano-SIM + Nano-SIM
K31
Nano-SIM + Nano-SIM
Other
K22
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
K22
IPS LCD, 400 nits (typ)
K31
IPS LCD
Size
K22
6.2 inches, 95.9 cm2 (~81.7% screen-to-body ratio)
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Resolution
K22
720 x 1520 pixels, 19:9 ratio (~271 ppi density)
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
OS
K22
Android 10
K31
Android 10, LG UX 9.1
Chipset
K22
Qualcomm QM215 Snapdragon 215 (28 nm)
K31
Mediatek MT6762 Helio P22 (12 nm)
CPU
K22
Quad-core 1.3 GHz Cortex-A53
K31
Octa-core 2.0 GHz Cortex-A53
GPU
K22
Adreno 308
K31
PowerVR GE8320
Card slot
K22
microSDXC
K31
microSDXC
Internal
K22
32GB 2GB RAM, 64GB 3GB RAM
K31
32GB 2GB RAM
Other
K22
eMMC 5.1
K31
eMMC 5.1
Dual
K22
13 MP, 27mm (wide), 1/3.1", 1.12µm, PDAF 2 MP (macro)
K31
13 MP, f/1.8, 27mm (wide), 1/3.1", 1.12µm, PDAF 5 MP, f/2.2, 120˚ (ultrawide), 1/5.0", 1.12µm
Features
K22
LED flash, HDR
K31
LED flash, panorama, HDR
Video
K22
1080p@30fps
K31
1080p@30fps
Single
K22
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
K22
1080p@30fps
K31
1080p@30fps
Loudspeaker
K22
Yes
K31
Yes
3.5mm jack
K22
Yes
K31
Yes
WLAN
K22
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
K22
5.0, A2DP, LE
K31
5.0, A2DP, LE
Positioning
K22
GPS, GLONASS
K31
GPS
NFC
K22
No
K31
No
Radio
K22
FM radio (market/operator dependent)
K31
No
USB
K22
microUSB 2.0, OTG
K31
microUSB 2.0
Sensors
K22
Accelerometer, proximity, compass
K31
Fingerprint (rear-mounted), accelerometer
Type
K22
Li-Po 3000 mAh
K31
Li-Ion 3000 mAh
Colors
K22
Titan, Blue
K31
Gray
Models
K22
LMK200Z, LMK200E, LMK200B, LM-K200
K31
LM-K300Q, LMK300, LGL355DL
Price
K22
About 140 EUR
K31
About 130 EUR