Screen size
A4+Winner: 4.0"+45%
KC540 Blaze2.2"
Quick verdict
A4+ leads the measured specs 8-2.
Measured wins
A4+
8
spec wins
Overall winner
Ties
3
equal specs
KC540 Blaze
2
spec wins
Screen size
Technology
A4+
GSM
KC540 Blaze
GSM
2G bands
A4+
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
KC540 Blaze
GSM 900 / 1800 - SIM 1 & SIM 2
GPRS
A4+
Yes
KC540 Blaze
Yes
EDGE
A4+
Yes
KC540 Blaze
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
equal specs3.5mm jack
SD card
equal specsStereo speakers
No
Announced
A4+
2013. Released 2013
KC540 Blaze
2012
Status
A4+
Discontinued
KC540 Blaze
Discontinued
Dimensions
A4+
123 x 63 x 10.5 mm (4.84 x 2.48 x 0.41 in)
KC540 Blaze
111.2 x 46.8 x 13.9 mm (4.38 x 1.84 x 0.55 in)
Weight
A4+
87.5 g without battery (3.07 oz)
KC540 Blaze
80 g (2.82 oz)
SIM
A4+
Dual SIM
KC540 Blaze
Dual SIM (Mini-SIM)
Type
A4+
IPS LCD
KC540 Blaze
TFT, 65K colors
Size
A4+
4.0 inches, 45.5 cm2 (~58.8% screen-to-body ratio)
KC540 Blaze
2.2 inches, 15.0 cm2 (~28.8% screen-to-body ratio)
Resolution
A4+
480 x 800 pixels, 5:3 ratio (~233 ppi density)
KC540 Blaze
240 x 320 pixels, 4:3 ratio (~182 ppi density)
OS
A4+
Android 4.0 (Ice Cream Sandwich)
KC540 Blaze
-
CPU
A4+
Dual-core 1.0 GHz
KC540 Blaze
-
Card slot
A4+
microSDHC (dedicated slot)
KC540 Blaze
microSDHC (dedicated slot)
Internal
A4+
90MB
KC540 Blaze
-
Phonebook
A4+
-
KC540 Blaze
500 entries
Call records
A4+
-
KC540 Blaze
Yes
Single
A4+
3.15 MP
KC540 Blaze
1.3 MP
Video
A4+
Yes
KC540 Blaze
Yes
Other
A4+
No
KC540 Blaze
No
Loudspeaker
A4+
Yes
KC540 Blaze
Yes
3.5mm jack
A4+
Yes
KC540 Blaze
No
WLAN
A4+
Wi-Fi 802.11 b/g/n
KC540 Blaze
No
Bluetooth
A4+
Yes
KC540 Blaze
2.0
Positioning
A4+
No
KC540 Blaze
No
NFC
A4+
No
KC540 Blaze
No
Radio
A4+
FM radio
KC540 Blaze
FM radio, recording
USB
A4+
Proprietary
KC540 Blaze
microUSB
Sensors
A4+
Accelerometer, proximity
KC540 Blaze
Messaging
A4+
-
KC540 Blaze
SMS, MMS
Games
A4+
-
KC540 Blaze
Yes
Java
A4+
-
KC540 Blaze
Yes
Other
A4+
-
KC540 Blaze
Audio/video player Photo viewer Organizer
Type
A4+
Li-Ion 1250 mAh battery
KC540 Blaze
Li-Ion 1000 mAh, removable
Stand-by
A4+
Up to 125 h
KC540 Blaze
Up to 150 h
Talk time
A4+
Up to 5 h
KC540 Blaze
Up to 4 h
Colors
A4+
White/Black
KC540 Blaze
White
SAR EU
A4+
0.94 W/kg (head)
KC540 Blaze
0.70 W/kg (head)
Price
A4+
About 50 EUR
KC540 Blaze
About 40 EUR