Screen size
equal specsA4024.0"
Campus Buddy A4044.0"
Quick verdict
A402 leads the measured specs 3-2.
Measured wins
A402
3
spec wins
Overall winner
Ties
11
equal specs
Campus Buddy A404
2
spec wins
Screen size
equal specsTechnology
A402
GSM / HSPA
Campus Buddy A404
GSM / HSPA
2G bands
A402
GSM 900 / 1800 - SIM 1 & SIM 2
Campus Buddy A404
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
A402
HSDPA 2100
Campus Buddy A404
HSDPA 2100
Speed
A402
Yes, 384 kbps
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU speed
RAM
Storage
equal specsMain camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Campus Buddy A404
Yes, 384 kbps
Announced
A402
2015, June. Released 2015, June
Campus Buddy A404
2014, July. Released 2014, July
Status
A402
Discontinued
Campus Buddy A404
Discontinued
Dimensions
A402
125.5 x 64 x 10.2 mm (4.94 x 2.52 x 0.40 in)
Campus Buddy A404
126.5 x 64.2 x 9.8 mm (4.98 x 2.53 x 0.39 in)
Weight
A402
104 g (3.67 oz)
Campus Buddy A404
131 g (4.62 oz)
SIM
A402
Dual SIM
Campus Buddy A404
Dual SIM
Type
A402
TFT, 256K colors
Campus Buddy A404
TFT, 256K colors
Size
A402
4.0 inches, 45.5 cm2 (~56.7% screen-to-body ratio)
Campus Buddy A404
4.0 inches, 45.5 cm2 (~56.1% screen-to-body ratio)
Resolution
A402
480 x 800 pixels, 5:3 ratio (~233 ppi density)
Campus Buddy A404
480 x 800 pixels, 5:3 ratio (~233 ppi density)
OS
A402
Android 4.4.2 (KitKat)
Campus Buddy A404
Android 4.2.2 (Jelly Bean)
Chipset
A402
Spreadtrum 7715
Campus Buddy A404
-
CPU
A402
1.2 GHz
Campus Buddy A404
Dual-core 1.3 GHz
GPU
A402
Mali-400
Campus Buddy A404
-
Card slot
A402
microSDHC
Campus Buddy A404
microSDHC
Internal
A402
4GB 512MB RAM
Campus Buddy A404
4GB 512MB RAM
Single
A402
3.15 MP
Campus Buddy A404
3.15 MP
Features
A402
LED flash
Campus Buddy A404
LED flash
Video
A402
Yes
Campus Buddy A404
720p
Single
A402
1.3 MP
Campus Buddy A404
1.3 MP
Video
A402
Campus Buddy A404
Loudspeaker
A402
Yes
Campus Buddy A404
Yes
3.5mm jack
A402
Yes
Campus Buddy A404
Yes
WLAN
A402
Wi-Fi 802.11 b/g/n
Campus Buddy A404
Wi-Fi 802.11 b/g/n
Bluetooth
A402
4.0, A2DP
Campus Buddy A404
2.0
Positioning
A402
GPS
Campus Buddy A404
GPS
NFC
A402
No
Campus Buddy A404
No
Radio
A402
FM radio
Campus Buddy A404
FM radio
USB
A402
microUSB 2.0
Campus Buddy A404
microUSB 2.0
Sensors
A402
Accelerometer
Campus Buddy A404
Accelerometer
Type
A402
Li-Ion 2000 mAh battery
Campus Buddy A404
Li-Ion 1500 mAh, removable
Colors
A402
White, Black, Blue, Silver
Campus Buddy A404
Black, White
SAR EU
A402
0.46 W/kg (head) 0.82 W/kg (body)
Campus Buddy A404
-