Screen size
GO 1Winner: 4.0"+55%
ZC201.8"
Quick verdict
GO 1 leads the measured specs 12-1.
Measured wins
GO 1
12
spec wins
Overall winner
Ties
4
equal specs
ZC20
1
spec wins
Screen size
Technology
GO 1
GSM / HSPA
ZC20
GSM
2G bands
GO 1
GSM 850 / 900 / 1800 / 1900
ZC20
GSM 850 / 900 / 1800 / 1900
3G bands
GO 1
HSDPA 850 / 900 / 1900 / 2100
ZC20
-
Speed
GO 1
HSPA 21.1/5.76 Mbps
ZC20
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
equal specsSD card
equal specsStereo speakers
-
GPRS
GO 1
-
ZC20
No
EDGE
GO 1
-
ZC20
No
Announced
GO 1
2020, February. Released 2020, July 28
ZC20
2014, November. Released 2015, January
Status
GO 1
Discontinued
ZC20
Discontinued
Dimensions
GO 1
128.5 x 65.2 x 11 mm (5.06 x 2.57 x 0.43 in)
ZC20
112 x 51.5 x 13.7 mm (4.41 x 2.03 x 0.54 in)
Weight
GO 1
123 g (4.34 oz)
ZC20
53 g without battery (1.87 oz)
SIM
GO 1
Nano-SIM + Nano-SIM
ZC20
Mini-SIM
Other
GO 1
-
ZC20
Flashlight SOS button
Type
GO 1
TFT LCD
ZC20
TFT, 256K colors
Size
GO 1
4.0 inches, 45.5 cm2 (~54.4% screen-to-body ratio)
ZC20
1.8 inches, 10.2 cm2 (~17.7% screen-to-body ratio)
Resolution
GO 1
480 x 800 pixels, 5:3 ratio (~233 ppi density)
ZC20
128 x 160 pixels (~114 ppi density)
OS
GO 1
Android 10 (Go edition)
ZC20
-
Chipset
GO 1
Mediatek MT6580 (28 nm)
ZC20
-
CPU
GO 1
Quad-core 1.3 GHz
ZC20
-
GPU
GO 1
Mali-400
ZC20
-
Card slot
GO 1
microSDXC (dedicated slot)
ZC20
microSDHC (dedicated slot)
Internal
GO 1
8GB 1GB RAM
ZC20
4MB 4MB
Phonebook
GO 1
-
ZC20
Yes
Call records
GO 1
-
ZC20
Yes
Single
GO 1
5 MP
ZC20
-
Features
GO 1
LED flash, Panorama, HDR
ZC20
-
Video
GO 1
720p
ZC20
-
Single
GO 1
2 MP
ZC20
-
Video
GO 1
ZC20
-
Loudspeaker
GO 1
Yes
ZC20
Yes
3.5mm jack
GO 1
Yes
ZC20
Yes
WLAN
GO 1
Wi-Fi 802.11 a/b/g/n
ZC20
No
Bluetooth
GO 1
4.0, A2DP, LE
ZC20
No
Positioning
GO 1
GPS
ZC20
No
NFC
GO 1
No
ZC20
No
Radio
GO 1
FM radio
ZC20
Stereo FM radio; built-in antenna
USB
GO 1
microUSB 2.0
ZC20
microUSB
Sensors
GO 1
Accelerometer
ZC20
Messaging
GO 1
-
ZC20
SMS
Games
GO 1
-
ZC20
No
Java
GO 1
-
ZC20
No
Other
GO 1
-
ZC20
Video Player Music Player Organizer Voice memo
Type
GO 1
Li-Ion 1400 mAh, removable
ZC20
Li-Ion 600 mAh, removable
Charging
GO 1
-
ZC20
Charging dock
Stand-by
GO 1
-
ZC20
Up to 120 h
Talk time
GO 1
-
ZC20
Up to 4 h 30 min
Colors
GO 1
Black
ZC20
White, Blue
Other
GO 1
-
ZC20
No