Screen size
K31Winner: 5.7"+47%
KF900 Prada3.0"
Quick verdict
K31 leads the measured specs 13-1.
Measured wins
K31
13
spec wins
Overall winner
Ties
3
equal specs
KF900 Prada
1
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
KF900 Prada
GSM / HSPA
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
KF900 Prada
GSM 850 / 900 / 1800 / 1900
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
KF900 Prada
HSDPA 900 / 2100
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
SD card
equal specsStereo speakers
KF900 Prada
-
Speed
K31
HSPA, LTE
KF900 Prada
HSPA 7.2/0.384 Mbps
Announced
K31
2020, August 21. Released 2020, August 21
KF900 Prada
2008, October. Released 2008, December
Status
K31
Discontinued
KF900 Prada
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
KF900 Prada
104.5 x 54 x 16.8 mm (4.11 x 2.13 x 0.66 in)
Weight
K31
146 g (5.15 oz)
KF900 Prada
130 g (4.59 oz)
SIM
K31
Nano-SIM + Nano-SIM
KF900 Prada
Mini-SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
KF900 Prada
-
Keyboard
K31
-
KF900 Prada
QWERTY
Type
K31
IPS LCD
KF900 Prada
TFT, 256K colors
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
KF900 Prada
3.0 inches, 25.6 cm2 (~45.4% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
KF900 Prada
240 x 400 pixels, 5:3 ratio (~155 ppi density)
Other
K31
-
KF900 Prada
OS
K31
Android 10, LG UX 9.1
KF900 Prada
-
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
KF900 Prada
-
CPU
K31
Octa-core 2.0 GHz Cortex-A53
KF900 Prada
-
GPU
K31
PowerVR GE8320
KF900 Prada
-
Card slot
K31
microSDXC
KF900 Prada
microSDHC (dedicated slot)
Internal
K31
32GB 2GB RAM
KF900 Prada
60MB
Other
K31
eMMC 5.1
KF900 Prada
-
Phonebook
K31
-
KF900 Prada
1000 entries, Photocall
Call records
K31
-
KF900 Prada
30 dialed, 30 received, 30 missed calls
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
KF900 Prada
-
Features
K31
LED flash, panorama, HDR
KF900 Prada
Schneider-Kreuznach optics, LED flash
Video
K31
1080p@30fps
KF900 Prada
480p@30fps
Single
K31
-
KF900 Prada
5 MP, AF
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
KF900 Prada
-
Video
K31
1080p@30fps
KF900 Prada
-
Other
K31
-
KF900 Prada
Videocall camera
Loudspeaker
K31
Yes
KF900 Prada
Yes
3.5mm jack
K31
Yes
KF900 Prada
No
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
KF900 Prada
Wi-Fi 802.11 b/g
Bluetooth
K31
5.0, A2DP, LE
KF900 Prada
2.1, A2DP
Positioning
K31
GPS
KF900 Prada
No
NFC
K31
No
KF900 Prada
-
Radio
K31
No
KF900 Prada
Stereo FM radio, RDS
USB
K31
microUSB 2.0
KF900 Prada
2.0
Sensors
K31
Fingerprint (rear-mounted), accelerometer
KF900 Prada
Accelerometer
Messaging
K31
-
KF900 Prada
SMS, MMS, Email, IM
Browser
K31
-
KF900 Prada
WAP 2.0/xHTML, HTML
Games
K31
-
KF900 Prada
Yes
Java
K31
-
KF900 Prada
Yes, MIDP 2.0
Other
K31
-
KF900 Prada
MP3/WAV/AAC/AAC+/WMA/RA/AMR player - DivX/MP4 player - Document viewer (Word, Excel, PowerPoint, PDF) - TV-out - Photo/video editor - Voice memo - Predictive text input
Type
K31
Li-Ion 3000 mAh
KF900 Prada
Removable Li-Ion 950 mAh battery
Stand-by
K31
-
KF900 Prada
Up to 400 h
Talk time
K31
-
KF900 Prada
Up to 3 h
Colors
K31
Gray
KF900 Prada
Black
Models
K31
LM-K300Q, LMK300, LGL355DL
KF900 Prada
-
Price
K31
About 130 EUR
KF900 Prada
About 140 EUR
SAR
K31
-
KF900 Prada
0.10 W/kg (head) 0.35 W/kg (body)