SIEMENS
Siemens A31898 views
Side-by-side comparison
Siemens A31 vs Siemens AF51
SIEMENS
Siemens AF51808 views
Siemens A31 — quick specs
- NetworkGSM
- Display— · 128×128
- CameraNo
- Memory—
- Battery820 mAh
- OS—
Siemens AF51 — quick specs
- NetworkGSM
- Display— · 130×130
- CameraNo
- Memory—
- Battery620 mAh
- OS—
● Full specification comparison
Spec
Siemens A31
Siemens AF51
NETWORK
Technology
GSM
GSM
Technology
AGSM
BGSM
2G bands
GSM 900 / 1800
GSM 900 / 1800 / 1900
2G bands
AGSM 900 / 1800
BGSM 900 / 1800 / 1900
LAUNCH
Announced
2005, November
2005, November
Announced
A2005, November
B2005, November
Status
Discontinued
Discontinued
Status
ADiscontinued
BDiscontinued
BODY
Dimensions
102 x 46 x 17.6 mm, 75 cc (4.02 x 1.81 x 0.69 in)
79 x 41 x 19.6 mm (3.11 x 1.61 x 0.77 in)
Dimensions
A102 x 46 x 17.6 mm, 75 cc (4.02 x 1.81 x 0.69 in)
B79 x 41 x 19.6 mm (3.11 x 1.61 x 0.77 in)
Weight
85 g (3.00 oz)
80 g (2.82 oz)
Weight
A85 g (3.00 oz)
B80 g (2.82 oz)
SIM
Mini-SIM
Mini-SIM
SIM
AMini-SIM
BMini-SIM
DISPLAY
Type
CSTN, 65K colors
CSTN, 65K colors
Type
ACSTN, 65K colors
BCSTN, 65K colors
Resolution
128 x 128 pixels, 1:1 ratio
130 x 130 pixels, 1:1 ratio
Resolution
A128 x 128 pixels, 1:1 ratio
B130 x 130 pixels, 1:1 ratio
MEMORY
Card slot
No
No
Card slot
ANo
BNo
Internal
1.5MB
—
Internal
A1.5MB
B—
MAIN CAMERA
Single
No
No
Single
ANo
BNo
SELFIE CAMERA
Single
No
No
Single
ANo
BNo
SOUND
Loudspeaker
Yes
Yes
Loudspeaker
AYes
BYes
3.5mm jack
No
No
3.5mm jack
ANo
BNo
COMMS
WLAN
No
No
WLAN
ANo
BNo
Bluetooth
No
No
Bluetooth
ANo
BNo
GPS
No
No
GPS
ANo
BNo
USB
No
—
USB
ANo
B—
Radio
No
No
Radio
ANo
BNo
BATTERY
Battery Type
Removable Li-Ion 820 mAh battery
Removable Li-Ion 620 mAh battery
Battery Type
ARemovable Li-Ion 820 mAh battery
BRemovable Li-Ion 620 mAh battery
MISC
Colors
Anthracite, Ruby Red
Panther Black, Dolphin Grey
Colors
AAnthracite, Ruby Red
BPanther Black, Dolphin Grey
Cells highlighted in green indicate a measurably better spec on that phone (battery capacity, RAM, storage, display size). Text-only specs are shown side by side without highlighting.