Screen size
Go Flip 4Winner: 2.8"+46%
OT-E2211.5"
Quick verdict
Go Flip 4 leads the measured specs 13-1.
Measured wins
Go Flip 4
13
spec wins
Overall winner
Ties
1
equal specs
OT-E221
1
spec wins
Screen size
Technology
Go Flip 4
GSM / HSPA / LTE
OT-E221
GSM
2G bands
Go Flip 4
GSM 850 / 1900
OT-E221
GSM 900 / 1800
3G bands
Go Flip 4
HSDPA 850 / 1700(AWS) / 1900
OT-E221
-
4G bands
Go Flip 4
2, 4, 5, 12, 25, 26, 41, 66, 71
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
3.5mm jack
SD card
Stereo speakers
OT-E221
-
Speed
Go Flip 4
HSPA, LTE
OT-E221
-
GPRS
Go Flip 4
-
OT-E221
No
EDGE
Go Flip 4
-
OT-E221
No
Announced
Go Flip 4
2021, September
OT-E221
2007, February
Status
Go Flip 4
Available. Released 2021, September
OT-E221
Discontinued
Dimensions
Go Flip 4
107.3 x 55.6 x 19.9 mm (4.22 x 2.19 x 0.78 in)
OT-E221
87.5 x 44 x 21 mm (3.44 x 1.73 x 0.83 in)
Weight
Go Flip 4
133 g (4.69 oz)
OT-E221
70 g (2.47 oz)
SIM
Go Flip 4
Nano-SIM
OT-E221
Mini-SIM
Type
Go Flip 4
TN TFT LCD
OT-E221
TFT, 65K colors
Size
Go Flip 4
2.8 inches, 24.3 cm2 (~40.7% screen-to-body ratio)
OT-E221
1.5 inches, 7.3 cm2 (~18.9% screen-to-body ratio)
Resolution
Go Flip 4
240 x 320 pixels, 4:3 ratio (~143 ppi density)
OT-E221
128 x 128pixels, 1:1 ratio (~121 ppi density)
Other
Go Flip 4
Second external TN TFT display, 1.44 inches, 128 x 128 pixels
OT-E221
Embedded images and animations
OS
Go Flip 4
KaiOS 3.0
OT-E221
-
Chipset
Go Flip 4
QM215 Snapdragon 215 (28 nm)
OT-E221
-
CPU
Go Flip 4
Quad-core 1.3 GHz Cortex-A53
OT-E221
-
GPU
Go Flip 4
Adreno 308
OT-E221
-
Card slot
Go Flip 4
microSDHC (dedicated slot)
OT-E221
No
Internal
Go Flip 4
4GB 512MB RAM
OT-E221
-
Phonebook
Go Flip 4
-
OT-E221
250 entries
Call records
Go Flip 4
-
OT-E221
10 dialed, 10 received, 10 missed calls
Single
Go Flip 4
2 MP
OT-E221
-
Video
Go Flip 4
480p@30fps
OT-E221
-
Other
Go Flip 4
No
OT-E221
-
Loudspeaker
Go Flip 4
Yes
OT-E221
No
3.5mm jack
Go Flip 4
Yes
OT-E221
No
Alert types
Go Flip 4
-
OT-E221
Vibration; Polyphonic(16) ringtones
WLAN
Go Flip 4
Wi-Fi 802.11 b/g/n, hotspot
OT-E221
No
Bluetooth
Go Flip 4
4.2, A2DP
OT-E221
No
Positioning
Go Flip 4
GPS
OT-E221
No
NFC
Go Flip 4
No
OT-E221
-
Radio
Go Flip 4
FM radio
OT-E221
No
USB
Go Flip 4
USB Type-C 2.0
OT-E221
Proprietary
Sensors
Go Flip 4
OT-E221
Messaging
Go Flip 4
-
OT-E221
SMS
Browser
Go Flip 4
-
OT-E221
No
Games
Go Flip 4
-
OT-E221
2
Java
Go Flip 4
-
OT-E221
No
Other
Go Flip 4
-
OT-E221
Conference call up to 5 persons Predictive text input Calculator Date & Clock
Type
Go Flip 4
Li-Ion 1850 mAh
OT-E221
Removable Li-Ion 750 mAh battery
Stand-by
Go Flip 4
-
OT-E221
Up to 325 h
Talk time
Go Flip 4
-
OT-E221
Up to 10 h
Colors
Go Flip 4
Midnight Blue
OT-E221
Red Glossy, White, Dark Blue
Models
Go Flip 4
4056W
OT-E221
-
SAR
Go Flip 4
0.78 W/kg (head) 1.27 W/kg (body)
OT-E221
0.97 W/kg (head) 0.38 W/kg (body)
Price
Go Flip 4
About 120 EUR
OT-E221
-
SAR EU
Go Flip 4
-
OT-E221
1.40 W/kg (head)
Other
Go Flip 4
-
OT-E221
No