Screen size
equal specsK315.7"
Stylus 35.7"
Quick verdict
K31 leads the measured specs 6-4.
Measured wins
K31
6
spec wins
Overall winner
Ties
7
equal specs
Stylus 3
4
spec wins
Screen size
equal specsTechnology
K31
GSM / CDMA / HSPA / LTE
Stylus 3
GSM / CDMA / HSPA / LTE
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
Stylus 3
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only), CDMA 800 / 1900 - LS777
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Stylus 3
HSDPA 850 / 900 / 1900 / 2100 , HSDPA 850 / 1700(AWS) / 1900 / 2100 - LS777, HSDPA 900 / 1900 / 2100 - M400DK
4G bands
K31
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
Stylus 3
2, 4, 5, 12, 25, 26, 41 - LS777, 3, 5, 40 - M400DK
Speed
K31
HSPA, LTE
Stylus 3
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Announced
K31
2020, August 21. Released 2020, August 21
Stylus 3
2016, December. Released 2017, March
Status
K31
Discontinued
Stylus 3
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Stylus 3
155.6 x 79.8 x 7.4 mm (6.13 x 3.14 x 0.29 in)
Weight
K31
146 g (5.15 oz)
Stylus 3
149 g (5.26 oz)
SIM
K31
Nano-SIM + Nano-SIM
Stylus 3
· Nano-SIM· Nano-SIM + Nano-SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Stylus 3
Stylus
Build
K31
-
Stylus 3
Glass front, plastic back, plastic frame
Type
K31
IPS LCD
Stylus 3
IPS LCD
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Stylus 3
5.7 inches, 89.6 cm2 (~72.1% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Stylus 3
720 x 1280 pixels, 16:9 ratio (~258 ppi density)
OS
K31
Android 10, LG UX 9.1
Stylus 3
Android 7.0 (Nougat)
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
Stylus 3
Mediatek MT6750 - M400DKQualcomm MSM8940 Snapdragon 435 (28 nm) - LS777
CPU
K31
Octa-core 2.0 GHz Cortex-A53
Stylus 3
Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) - M400DKOcta-core 1.4 GHz Cortex-A53 - LS777
GPU
K31
PowerVR GE8320
Stylus 3
Mali-T860MP2 - M400DKAdreno 505 - LS777
Card slot
K31
microSDXC
Stylus 3
microSDXC (dedicated slot)
Internal
K31
32GB 2GB RAM
Stylus 3
16GB 2GB RAM, 16GB 3GB RAM, 32GB 2GB RAM
Other
K31
eMMC 5.1
Stylus 3
eMMC 5.1
Dual
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
Stylus 3
-
Features
K31
LED flash, panorama, HDR
Stylus 3
LED flash
Video
K31
1080p@30fps
Stylus 3
1080p@30fps
Single
K31
-
Stylus 3
13 MP, f/2.2, 1/3.1", 1.12µm, AF
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Stylus 3
5 MP, Stylus 3, / 8 MP, Stylo 3, M400DK
Video
K31
1080p@30fps
Stylus 3
Loudspeaker
K31
Yes
Stylus 3
Yes
3.5mm jack
K31
Yes
Stylus 3
Yes
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Stylus 3
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA
Bluetooth
K31
5.0, A2DP, LE
Stylus 3
4.1, A2DP, LE
Positioning
K31
GPS
Stylus 3
GPS, GLONASS
NFC
K31
No
Stylus 3
Yes
Radio
K31
No
Stylus 3
Stereo FM radio with RDS; recording
USB
K31
microUSB 2.0
Stylus 3
microUSB 2.0, OTG
Sensors
K31
Fingerprint (rear-mounted), accelerometer
Stylus 3
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Type
K31
Li-Ion 3000 mAh
Stylus 3
Li-Ion 3200 mAh, removable
Colors
K31
Gray
Stylus 3
Titan, Pink gold
Models
K31
LM-K300Q, LMK300, LGL355DL
Stylus 3
M400, LS777, LGMP450, LGL84VL, M430, M40, LGL83BL
Price
K31
About 130 EUR
Stylus 3
About 170 EUR