Screen size
B502Winner: 5.0"+10%
T34.5"
Quick verdict
B502 leads the measured specs 10-2.
Measured wins
B502
10
spec wins
Overall winner
Ties
5
equal specs
T3
2
spec wins
Screen size
Technology
B502
GSM / HSPA
T3
GSM / HSPA / LTE
2G bands
B502
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
T3
GSM 850 / 900 / 1800 / 1900
3G bands
B502
HSDPA 900 / 2100
T3
HSDPA 850 / 900 / 1900 / 2100
Speed
B502
HSPA 21.1/5.76 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
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
T3
HSPA, LTE Cat4 150/50 Mbps
4G bands
B502
-
T3
3, 7
Announced
B502
2014, October. Released 2014, October
T3
2014, September. Released 2014, September
Status
B502
Discontinued
T3
Discontinued
Dimensions
B502
144 x 69.7 x 7 mm (5.67 x 2.74 x 0.28 in)
T3
131.9 x 66.7 x 8.5 mm (5.19 x 2.63 x 0.33 in)
Weight
B502
125 g (4.41 oz)
T3
128 g (4.52 oz)
SIM
B502
Dual SIM (Mini-SIM/ Micro-SIM, dual stand-by)
T3
Micro-SIM
Type
B502
IPS LCD
T3
IPS LCD
Size
B502
5.0 inches, 68.9 cm2 (~68.7% screen-to-body ratio)
T3
4.5 inches, 55.8 cm2 (~63.5% screen-to-body ratio)
Resolution
B502
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
T3
540 x 960 pixels, 16:9 ratio (~245 ppi density)
OS
B502
Android 4.4.2 (KitKat)
T3
Android 4.4.2 (KitKat)
Chipset
B502
Mediatek MT6582 (28 nm)
T3
Qualcomm MSM8926 Snapdragon 400 (28 nm)
CPU
B502
Quad-core 1.3 GHz Cortex-A7
T3
Quad-core 1.2 GHz Cortex-A7
GPU
B502
Mali-400MP2
T3
Adreno 305
Card slot
B502
microSDHC
T3
microSDXC (dedicated slot)
Internal
B502
16GB 2GB RAM
T3
4GB 1GB RAM
Other
B502
-
T3
eMMC 4.5
Single
B502
13 MP, AF
T3
8 MP, AF
Features
B502
LED flash
T3
LED flash, HDR, panorama
Video
B502
Yes
T3
Yes
Single
B502
5 MP
T3
VGA
Video
B502
T3
Loudspeaker
B502
Yes
T3
Yes
3.5mm jack
B502
Yes
T3
Yes
WLAN
B502
Wi-Fi 802.11 b/g/n, hotspot
T3
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
B502
3.0, A2DP
T3
4.0, A2DP
Positioning
B502
GPS
T3
GPS
NFC
B502
No
T3
No
Radio
B502
FM radio
T3
FM radio
USB
B502
microUSB 2.0
T3
microUSB 2.0
Sensors
B502
Accelerometer, proximity
T3
Accelerometer, gyro, proximity, compass
Type
B502
Li-Ion 1800 mAh, non-removable
T3
Li-Ion 1840 mAh, non-removable
Stand-by
B502
Up to 430 h (3G)
T3
Up to 450 h (3G)
Talk time
B502
Up to 11 h (3G)
T3
Up to 15 h (3G)
Colors
B502
Black, White
T3
Black, White, Green
Price
B502
-
T3
About 80 EUR