Screen size
GO 201.8"
Z10Winner: 2.0"+10%
Quick verdict
Z10 leads the measured specs 3-2.
Measured wins
GO 20
2
spec wins
Ties
6
equal specs
Z10
3
spec wins
Overall winner
Screen size
Technology
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GSM
Z10
GSM
2G bands
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GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Z10
GSM 850 / 900 / 1800 / 1900 - SIM 1, GSM 850 / 900 / 1800 / 1900 - SIM 2
GPRS
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Up to 48 kbps
Z10
Up to 48 kbps
EDGE
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No
Z10
Resolution
Refresh rate
Peak brightness
Pixel density
equal specsCPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
No
Announced
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2013, November. Released 2013, November
Z10
2013, November. Released 2014, January
Status
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Discontinued
Z10
Discontinued
Dimensions
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101 x 43.8 x 14 mm (3.98 x 1.72 x 0.55 in)
Z10
113.2 x 55.5 x 14.5 mm (4.46 x 2.19 x 0.57 in)
Weight
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60 g (2.12 oz)
Z10
90 g without battery (3.17 oz)
SIM
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Dual SIM (Mini-SIM)
Z10
Dual SIM (Mini-SIM)
Other
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Flashlight
Z10
Flashlight SOS button
Type
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TFT, 65K colors
Z10
TFT, 65K colors
Size
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1.8 inches, 10.2 cm2 (~23.0% screen-to-body ratio)
Z10
2.0 inches, 12.6 cm2 (~20.1% screen-to-body ratio)
Resolution
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128 x 160 pixels (~114 ppi density)
Z10
144 x 176 pixels (~114 ppi density)
Card slot
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microSDHC (dedicated slot)
Z10
microSDHC
Phonebook
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Yes
Z10
Yes
Call records
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Yes
Z10
Yes
Internal
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32Mb 32Mb RAM
Z10
32Mb 32Mb RAM
Single
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VGA
Z10
VGA
Video
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Z10
Yes
Other
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No
Z10
No
Loudspeaker
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Yes
Z10
Yes
3.5mm jack
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No
Z10
No
WLAN
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No
Z10
No
Bluetooth
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2.1
Z10
2.1
Positioning
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No
Z10
No
NFC
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No
Z10
No
Radio
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Stereo FM radio
Z10
Stereo FM radio; buit-in antenna
USB
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Proprietary
Z10
microUSB
Sensors
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Z10
Messaging
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SMS, MMS, IM
Z10
SMS, MMS
Games
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Yes
Z10
Yes
Java
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No
Z10
No
Other
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Whatsapp messenger Video/music player Organizer Predictive text input
Z10
Music/Video player Organizer Calendar Calculator Voice memo
Type
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Li-Ion 500 mAh, removable
Z10
Li-Ion 1000 mAh, removable
Stand-by
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Up to 200 h
Z10
Up to 290 h
Talk time
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Up to 6 h
Z10
Up to 7 h
Colors
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Black, White, Silver, Purple, Blue, Red
Z10
Black, White, Blue