Screen size
KM555E3.0"
Q31Winner: 5.7"+47%
Quick verdict
Q31 leads the measured specs 12-2.
Measured wins
KM555E
2
spec wins
Ties
3
equal specs
Q31
12
spec wins
Overall winner
Screen size
Technology
KM555E
GSM / HSPA
Q31
GSM / HSPA / LTE
2G bands
KM555E
GSM 850 / 900 / 1800 / 1900
Q31
GSM 850 / 900 / 1800 / 1900
3G bands
KM555E
HSDPA 850 / 1900
Q31
HSDPA 850 / 900 / 1900 / 2100
Speed
KM555E
HSPA 7.2/0.384 Mbps
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
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Q31
HSPA, LTE
4G bands
KM555E
-
Q31
LTE
Announced
KM555E
2009, November. Released 2010, January
Q31
2020, September 17. Released 2020, September 25
Status
KM555E
Discontinued
Q31
Discontinued
Dimensions
KM555E
105.9 x 53.4 x 12 mm (4.17 x 2.10 x 0.47 in)
Q31
147.9 x 71 x 8.7 mm (5.82 x 2.80 x 0.34 in)
Weight
KM555E
90 g (3.17 oz)
Q31
145 g (5.11 oz)
SIM
KM555E
Mini-SIM
Q31
Nano-SIM
Other
KM555E
-
Q31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
KM555E
TFT, 256K colors
Q31
IPS LCD
Size
KM555E
3.0 inches, 25.6 cm2 (~45.3% screen-to-body ratio)
Q31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Resolution
KM555E
240 x 400 pixels, 5:3 ratio (~155 ppi density)
Q31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Card slot
KM555E
microSDHC (dedicated slot)
Q31
microSDXC
Phonebook
KM555E
1000 entries, Photocall
Q31
-
Call records
KM555E
100 dialed, 100 received, 100 missed calls
Q31
-
Internal
KM555E
40MB
Q31
32GB 3GB RAM
Other
KM555E
-
Q31
eMMC 5.1
Single
KM555E
3.15 MP
Q31
-
Video
KM555E
320p@30fps
Q31
1080p@30fps
Dual
KM555E
-
Q31
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
KM555E
-
Q31
LED flash, panorama, HDR
Other
KM555E
No
Q31
-
Single
KM555E
-
Q31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
KM555E
-
Q31
1080p@30fps
Loudspeaker
KM555E
Yes
Q31
Yes
3.5mm jack
KM555E
Yes
Q31
Yes
WLAN
KM555E
Wi-Fi 802.11 b/g
Q31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
KM555E
2.1, A2DP
Q31
5.0, A2DP, LE
Positioning
KM555E
No
Q31
GPS
Radio
KM555E
Stereo FM radio, RDS
Q31
No
USB
KM555E
microUSB
Q31
microUSB 2.0
NFC
KM555E
-
Q31
No
Sensors
KM555E
Accelerometer
Q31
Accelerometer
Messaging
KM555E
SMS, MMS, Email, Push Email
Q31
-
Browser
KM555E
WAP 2.0/xHTML, HTML
Q31
-
Games
KM555E
Yes
Q31
-
Java
KM555E
Yes, MIDP 2.1
Q31
-
Other
KM555E
MP4/H.263 player MP3/WAV/AAC audio player Music ID Organizer Voice memo Predictive text input
Q31
-
Type
KM555E
Removable Li-Ion 950 mAh battery
Q31
Li-Ion 3000 mAh
Stand-by
KM555E
Up to 570 h
Q31
-
Talk time
KM555E
Up to 5 h 30 min
Q31
-
Colors
KM555E
Black, Silver, Violet
Q31
Silver
Models
KM555E
km570
Q31
LM-Q310N
Price
KM555E
About 80 EUR
Q31
About 150 EUR
OS
KM555E
-
Q31
Android 10
Chipset
KM555E
-
Q31
Mediatek MT6762 Helio P22 (12 nm)
CPU
KM555E
-
Q31
Octa-core 2.0 GHz Cortex-A53
GPU
KM555E
-
Q31
PowerVR GE8320