Screen size
Go Flip 4Winner: 2.8"+14%
OT-813D2.4"
Quick verdict
Go Flip 4 leads the measured specs 6-3.
Measured wins
Go Flip 4
6
spec wins
Overall winner
Ties
6
equal specs
OT-813D
3
spec wins
Screen size
Technology
Go Flip 4
GSM / HSPA / LTE
OT-813D
GSM
2G bands
Go Flip 4
GSM 850 / 1900
OT-813D
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
Go Flip 4
HSDPA 850 / 1700(AWS) / 1900
OT-813D
-
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
equal specsFront 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-813D
-
Speed
Go Flip 4
HSPA, LTE
OT-813D
-
GPRS
Go Flip 4
-
OT-813D
Class 12
EDGE
Go Flip 4
-
OT-813D
Class 12
Announced
Go Flip 4
2021, September
OT-813D
2011, May. Released 2011, Q2
Status
Go Flip 4
Available. Released 2021, September
OT-813D
Discontinued
Dimensions
Go Flip 4
107.3 x 55.6 x 19.9 mm (4.22 x 2.19 x 0.78 in)
OT-813D
115 x 61.1 x 12.9 mm (4.53 x 2.41 x 0.51 in)
Weight
Go Flip 4
133 g (4.69 oz)
OT-813D
101 g (3.56 oz)
SIM
Go Flip 4
Nano-SIM
OT-813D
Dual SIM (Mini-SIM, dual stand-by)
Keyboard
Go Flip 4
-
OT-813D
QWERTY
Type
Go Flip 4
TN TFT LCD
OT-813D
TFT resistive touchscreen, 256K colors
Size
Go Flip 4
2.8 inches, 24.3 cm2 (~40.7% screen-to-body ratio)
OT-813D
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-813D
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-813D
-
OS
Go Flip 4
KaiOS 3.0
OT-813D
-
Chipset
Go Flip 4
QM215 Snapdragon 215 (28 nm)
OT-813D
-
CPU
Go Flip 4
Quad-core 1.3 GHz Cortex-A53
OT-813D
208 MHz
GPU
Go Flip 4
Adreno 308
OT-813D
-
Card slot
Go Flip 4
microSDHC (dedicated slot)
OT-813D
microSDHC (dedicated slot)
Internal
Go Flip 4
4GB 512MB RAM
OT-813D
50MB
Phonebook
Go Flip 4
-
OT-813D
Yes, Photocall
Call records
Go Flip 4
-
OT-813D
Yes
Single
Go Flip 4
2 MP
OT-813D
2 MP
Video
Go Flip 4
480p@30fps
OT-813D
QCIF@15fps
Other
Go Flip 4
No
OT-813D
No
Loudspeaker
Go Flip 4
Yes
OT-813D
Yes
3.5mm jack
Go Flip 4
Yes
OT-813D
Yes
WLAN
Go Flip 4
Wi-Fi 802.11 b/g/n, hotspot
OT-813D
Wi-Fi 802.11 b/g
Bluetooth
Go Flip 4
4.2, A2DP
OT-813D
2.1, A2DP
Positioning
Go Flip 4
GPS
OT-813D
No
NFC
Go Flip 4
No
OT-813D
-
Radio
Go Flip 4
FM radio
OT-813D
Stereo FM radio, RDS
USB
Go Flip 4
USB Type-C 2.0
OT-813D
microUSB 2.0
Sensors
Go Flip 4
OT-813D
Messaging
Go Flip 4
-
OT-813D
SMS, MMS, Email, Push Email, IM
Games
Go Flip 4
-
OT-813D
Yes + downloadable
Java
Go Flip 4
-
OT-813D
Yes, MIDP 2.1
Other
Go Flip 4
-
OT-813D
SNS integration MP3/AAC+/WAV/WMA player MP4/H.264 player Organizer Voice memo Predictive text input
Type
Go Flip 4
Li-Ion 1850 mAh
OT-813D
Removable Li-Ion 1000 mAh battery
Stand-by
Go Flip 4
-
OT-813D
Up to 720 h
Talk time
Go Flip 4
-
OT-813D
Up to 10 h
Colors
Go Flip 4
Midnight Blue
OT-813D
Black, Purple, Orange, Blue, Gray
Models
Go Flip 4
4056W
OT-813D
-
SAR
Go Flip 4
0.78 W/kg (head) 1.27 W/kg (body)
OT-813D
-
Price
Go Flip 4
About 120 EUR
OT-813D
-