Screen size
K31Winner: 5.7"+18%
Spirit4.7"
Quick verdict
K31 leads the measured specs 10-3.
Measured wins
K31
10
spec wins
Overall winner
Ties
4
equal specs
Spirit
3
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
Spirit
GSM / HSPA / LTE
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
Spirit
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Spirit
HSDPA 900 / 1900 / 2100 - H440N, HSDPA 900 / 2100 - H420, HSDPA 850 / 1900 / 2100 - H445
4G bands
K31
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front 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
Spirit
1, 3, 7, 8, 20 - H440N, 2, 4, 5, 7, 17 - H445
Speed
K31
HSPA, LTE
Spirit
HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
K31
2020, August 21. Released 2020, August 21
Spirit
2015, February. Released 2015, March
Status
K31
Discontinued
Spirit
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Spirit
133.3 x 66.1 x 10 mm (5.25 x 2.60 x 0.39 in)
Weight
K31
146 g (5.15 oz)
Spirit
124.4 g (4.37 oz)
SIM
K31
Nano-SIM + Nano-SIM
Spirit
Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Spirit
-
Type
K31
IPS LCD
Spirit
IPS LCD
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Spirit
4.7 inches, 60.9 cm2 (~69.1% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Spirit
720 x 1280 pixels, 16:9 ratio (~312 ppi density)
Protection
K31
-
Spirit
Corning Gorilla Glass 3
OS
K31
Android 10, LG UX 9.1
Spirit
Android 5.0.1 (Lollipop), upgradable to 6.0.1 (Marshmallow)
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
Spirit
Qualcomm MSM8916 Snapdragon 410 (28 nm) - H440N, H445Mediatek MT6582 - H420
CPU
K31
Octa-core 2.0 GHz Cortex-A53
Spirit
Quad-core 1.2 GHz Cortex-A53 - H440N, H445Quad-core 1.3 GHz Cortex-A7 - H420
GPU
K31
PowerVR GE8320
Spirit
Adreno 306Mali-400MP2
Card slot
K31
microSDXC
Spirit
microSDHC (dedicated slot)
Internal
K31
32GB 2GB RAM
Spirit
8GB 1GB RAM
Other
K31
eMMC 5.1
Spirit
eMMC 4.5
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
Spirit
-
Features
K31
LED flash, panorama, HDR
Spirit
LED flash
Video
K31
1080p@30fps
Spirit
1080p@30fps
Single
K31
-
Spirit
8 MP, AF - H440N, H445 5 MP, AF - H420
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Spirit
1 MP
Video
K31
1080p@30fps
Spirit
720p
Loudspeaker
K31
Yes
Spirit
Yes
3.5mm jack
K31
Yes
Spirit
Yes
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Spirit
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth
K31
5.0, A2DP, LE
Spirit
4.1, A2DP, LE
Positioning
K31
GPS
Spirit
GPS, GLONASS
NFC
K31
No
Spirit
Yes (H445 only)
Radio
K31
No
Spirit
FM radio, RDS
USB
K31
microUSB 2.0
Spirit
microUSB 2.0
Sensors
K31
Fingerprint (rear-mounted), accelerometer
Spirit
Accelerometer, proximity
Type
K31
Li-Ion 3000 mAh
Spirit
Li-Ion 2100 mAh, removable
Stand-by
K31
-
Spirit
Up to 540 h (2G) / Up to 591 h (3G)
Colors
K31
Gray
Spirit
Titan, Gold, White
Models
K31
LM-K300Q, LMK300, LGL355DL
Spirit
H440n, H442, H420, H422
Price
K31
About 130 EUR
Spirit
About 120 EUR
SAR
K31
-
Spirit
1.06 W/kg (head) 0.92 W/kg (body)
SAR EU
K31
-
Spirit
0.78 W/kg (head) 0.69 W/kg (body)