Screen size
Go Flip 4Winner: 2.8"+14%
OT-9022.4"
Quick verdict
Go Flip 4 leads the measured specs 6-4.
Measured wins
Go Flip 4
6
spec wins
Overall winner
Ties
5
equal specs
OT-902
4
spec wins
Screen size
Technology
Go Flip 4
GSM / HSPA / LTE
OT-902
GSM / HSPA
2G bands
Go Flip 4
GSM 850 / 1900
OT-902
GSM 850 / 900 / 1800 / 1900
3G bands
Go Flip 4
HSDPA 850 / 1700(AWS) / 1900
OT-902
HSDPA 900 / 2100
4G bands
Go Flip 4
2, 4, 5, 12, 25, 26, 41, 66, 71
Resolution
equal specsRefresh 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
3.5mm jack
equal specsSD card
equal specsStereo speakers
OT-902
-
Speed
Go Flip 4
HSPA, LTE
OT-902
HSPA 7.2/0.384 Mbps
Announced
Go Flip 4
2021, September
OT-902
2012, June. Released 2012, June
Status
Go Flip 4
Available. Released 2021, September
OT-902
Discontinued
Dimensions
Go Flip 4
107.3 x 55.6 x 19.9 mm (4.22 x 2.19 x 0.78 in)
OT-902
115 x 61 x 10.4 mm (4.53 x 2.40 x 0.41 in)
Weight
Go Flip 4
133 g (4.69 oz)
OT-902
103.2 g (3.63 oz)
SIM
Go Flip 4
Nano-SIM
OT-902
Mini-SIM
Keyboard
Go Flip 4
-
OT-902
QWERTY
Type
Go Flip 4
TN TFT LCD
OT-902
TFT, 256K colors
Size
Go Flip 4
2.8 inches, 24.3 cm2 (~40.7% screen-to-body ratio)
OT-902
2.4 inches, 17.8 cm2 (~25.4% screen-to-body ratio)
Resolution
Go Flip 4
240 x 320 pixels, 4:3 ratio (~143 ppi density)
OT-902
320 x 240 pixels, 4:3 ratio (~167 ppi density)
Other
Go Flip 4
Second external TN TFT display, 1.44 inches, 128 x 128 pixels
OT-902
-
OS
Go Flip 4
KaiOS 3.0
OT-902
-
Chipset
Go Flip 4
QM215 Snapdragon 215 (28 nm)
OT-902
-
CPU
Go Flip 4
Quad-core 1.3 GHz Cortex-A53
OT-902
611 MHz
GPU
Go Flip 4
Adreno 308
OT-902
-
Card slot
Go Flip 4
microSDHC (dedicated slot)
OT-902
microSDHC (dedicated slot)
Internal
Go Flip 4
4GB 512MB RAM
OT-902
50MB
Phonebook
Go Flip 4
-
OT-902
Yes
Call records
Go Flip 4
-
OT-902
Yes
Single
Go Flip 4
2 MP
OT-902
3.15 MP
Video
Go Flip 4
480p@30fps
OT-902
Yes
Other
Go Flip 4
No
OT-902
No
Loudspeaker
Go Flip 4
Yes
OT-902
Yes
3.5mm jack
Go Flip 4
Yes
OT-902
Yes
WLAN
Go Flip 4
Wi-Fi 802.11 b/g/n, hotspot
OT-902
Wi-Fi 802.11 b/g, hotspot
Bluetooth
Go Flip 4
4.2, A2DP
OT-902
2.1, A2DP
Positioning
Go Flip 4
GPS
OT-902
No
NFC
Go Flip 4
No
OT-902
-
Radio
Go Flip 4
FM radio
OT-902
FM radio, RDS
USB
Go Flip 4
USB Type-C 2.0
OT-902
microUSB 2.0
Sensors
Go Flip 4
OT-902
Messaging
Go Flip 4
-
OT-902
SMS, MMS, Email, Push Email, IM
Games
Go Flip 4
-
OT-902
No
Java
Go Flip 4
-
OT-902
Yes, MIDP 2.1
Other
Go Flip 4
-
OT-902
Facebook integration MP4/H.264 player MP3 player Organizer Predictive text input
Type
Go Flip 4
Li-Ion 1850 mAh
OT-902
Removable Li-Ion 1000 mAh battery
Stand-by
Go Flip 4
-
OT-902
Up to 800 h
Talk time
Go Flip 4
-
OT-902
Up to 10 h (2G) / Up to 5 h 40 min (3G)
Music play
Go Flip 4
-
OT-902
Up to 20 h
Colors
Go Flip 4
Midnight Blue
OT-902
White, Black, Cherry red
Models
Go Flip 4
4056W
OT-902
-
SAR
Go Flip 4
0.78 W/kg (head) 1.27 W/kg (body)
OT-902
-
Price
Go Flip 4
About 120 EUR
OT-902
About 50 EUR