Screen size
A27 RetinaWinner: 4.3"+44%
K52 Groovster2.4"
Quick verdict
A27 Retina leads the measured specs 10-1.
Measured wins
A27 Retina
10
spec wins
Overall winner
Ties
4
equal specs
K52 Groovster
1
spec wins
Screen size
Technology
A27 Retina
GSM / HSPA
K52 Groovster
GSM
2G bands
A27 Retina
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
K52 Groovster
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
A27 Retina
HSDPA 2100
K52 Groovster
-
Speed
A27 Retina
HSPA 7.2/0.384 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
K52 Groovster
-
GPRS
A27 Retina
-
K52 Groovster
Yes
EDGE
A27 Retina
-
K52 Groovster
No
Announced
A27 Retina
2013, March. Released 2013, March
K52 Groovster
2012
Status
A27 Retina
Discontinued
K52 Groovster
Discontinued
Dimensions
A27 Retina
133.6 x 66 x 9.1 mm (5.26 x 2.60 x 0.36 in)
K52 Groovster
115 x 52 x 15.2 mm (4.53 x 2.05 x 0.60 in)
Weight
A27 Retina
126.5 g (4.44 oz)
K52 Groovster
-
SIM
A27 Retina
Dual SIM (Mini-SIM)
K52 Groovster
Dual SIM (Mini-SIM)
Type
A27 Retina
IPS LCD
K52 Groovster
TFT
Size
A27 Retina
4.3 inches, 51.0 cm2 (~57.8% screen-to-body ratio)
K52 Groovster
2.4 inches, 17.8 cm2 (~29.8% screen-to-body ratio)
Resolution
A27 Retina
540 x 960 pixels, 16:9 ratio (~256 ppi density)
K52 Groovster
240 x 320 pixels, 4:3 ratio (~167 ppi density)
OS
A27 Retina
Android 4.1 (Jelly Bean)
K52 Groovster
-
CPU
A27 Retina
Dual-core 1.2 GHz
K52 Groovster
-
Card slot
A27 Retina
microSDHC (dedicated slot)
K52 Groovster
microSDHC (dedicated slot)
Internal
A27 Retina
4GB 512MB RAM
K52 Groovster
-
Phonebook
A27 Retina
-
K52 Groovster
500 entries
Call records
A27 Retina
-
K52 Groovster
Yes
Single
A27 Retina
8 MP, AF
K52 Groovster
1.3 MP
Features
A27 Retina
LED flash
K52 Groovster
-
Video
A27 Retina
Yes
K52 Groovster
Yes
Single
A27 Retina
2 MP
K52 Groovster
-
Video
A27 Retina
K52 Groovster
-
Other
A27 Retina
-
K52 Groovster
No
Loudspeaker
A27 Retina
Yes
K52 Groovster
Yes
3.5mm jack
A27 Retina
Yes
K52 Groovster
No
WLAN
A27 Retina
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
K52 Groovster
No
Bluetooth
A27 Retina
Yes
K52 Groovster
2.0
Positioning
A27 Retina
GPS
K52 Groovster
No
NFC
A27 Retina
No
K52 Groovster
No
Radio
A27 Retina
FM radio
K52 Groovster
FM radio, recording
USB
A27 Retina
Proprietary
K52 Groovster
microUSB
Sensors
A27 Retina
Accelerometer
K52 Groovster
Messaging
A27 Retina
-
K52 Groovster
SMS, MMS
Games
A27 Retina
-
K52 Groovster
Yes
Java
A27 Retina
-
K52 Groovster
Yes
Other
A27 Retina
-
K52 Groovster
Audio/video player Photo viewer Organizer
Type
A27 Retina
Li-Ion 1800 mAh battery
K52 Groovster
Li-Ion 1800 mAh battery
Stand-by
A27 Retina
Up to 180 h
K52 Groovster
Up to 600 h
Talk time
A27 Retina
Up to 4 h
K52 Groovster
Up to 6 h
Colors
A27 Retina
Black
K52 Groovster
Black/Red, Silver/Black
SAR EU
A27 Retina
1.00 W/kg (head)
K52 Groovster
0.58 W/kg (head)
Price
A27 Retina
About 160 EUR
K52 Groovster
About 20 EUR