Screen size
1B (2022)Winner: 5.5"+67%
OT-S6211.8"
Quick verdict
1B (2022) leads the measured specs 14-1.
Measured wins
1B (2022)
14
spec wins
Overall winner
Ties
2
equal specs
OT-S621
1
spec wins
Screen size
Technology
1B (2022)
GSM / HSPA / LTE
OT-S621
GSM
2G bands
1B (2022)
GSM 850 / 900 / 1800 / 1900
OT-S621
GSM 900 / 1800
3G bands
1B (2022)
HSDPA 850 / 900 / 1900 / 2100
OT-S621
-
4G bands
1B (2022)
1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - 5031D, 5031G, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 38, 40, 66 - 5031A, 5041J
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
equal specsStereo speakers
OT-S621
-
Speed
1B (2022)
HSPA 42.2/11.1 Mbps, LTE Cat4 150/50 Mbps
OT-S621
-
GPRS
1B (2022)
-
OT-S621
Class 10
EDGE
1B (2022)
-
OT-S621
No
Announced
1B (2022)
2022, May 31
OT-S621
2008, February. Released 2008, July
Status
1B (2022)
Available. Released 2022, May 31
OT-S621
Discontinued
Dimensions
1B (2022)
146.7 x 71.9 x 10 mm (5.78 x 2.83 x 0.39 in)
OT-S621
103.5 x 44.9 x 10.9 mm (4.07 x 1.77 x 0.43 in)
Weight
1B (2022)
172 g (6.07 oz)
OT-S621
69 g (2.43 oz)
SIM
1B (2022)
· Nano-SIM· Nano-SIM + Nano-SIM
OT-S621
Mini-SIM
Type
1B (2022)
TFT LCD
OT-S621
STN, 65K colors
Size
1B (2022)
5.5 inches, 78.1 cm2 (~74.0% screen-to-body ratio)
OT-S621
1.8 inches, 10.2 cm2 (~21.9% screen-to-body ratio)
Resolution
1B (2022)
720 x 1440 pixels, 18:9 ratio (~293 ppi density)
OT-S621
128 x 160 pixels (~114 ppi density)
OS
1B (2022)
Android 11 (Go edition)
OT-S621
-
Chipset
1B (2022)
Mediatek MT6761 Helio A22 (12 nm)
OT-S621
-
CPU
1B (2022)
Quad-core 2.0 GHz Cortex-A53
OT-S621
-
GPU
1B (2022)
PowerVR GE8300
OT-S621
-
Card slot
1B (2022)
microSDXC (dedicated slot)
OT-S621
microSD (dedicated slot)
Internal
1B (2022)
32GB 2GB RAM
OT-S621
10MB
Other
1B (2022)
eMMC 5.1
OT-S621
-
Phonebook
1B (2022)
-
OT-S621
800 entries
Call records
1B (2022)
-
OT-S621
20 dialed, 20 received, 20 missed calls
Single
1B (2022)
8 MP, f/2.0, 25 mm (wide), 1/4.0", 1.12µm, AF
OT-S621
1.3 MP
Features
1B (2022)
LED flash, HDR, panorama
OT-S621
-
Video
1B (2022)
1080p@30fps
OT-S621
Yes
Single
1B (2022)
5 MP, f/2.2, 24 mm (wide), 1/5.0", 1.12µm
OT-S621
-
Video
1B (2022)
1080p@30fps
OT-S621
-
Other
1B (2022)
-
OT-S621
No
Loudspeaker
1B (2022)
Yes
OT-S621
Yes
3.5mm jack
1B (2022)
Yes
OT-S621
No
Alert types
1B (2022)
-
OT-S621
Vibration; Polyphonic(64), MP3 ringtones
WLAN
1B (2022)
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
OT-S621
No
Bluetooth
1B (2022)
5.0, A2DP
OT-S621
2.0, A2DP
Positioning
1B (2022)
GPS
OT-S621
No
NFC
1B (2022)
No
OT-S621
-
Radio
1B (2022)
FM radio
OT-S621
No
USB
1B (2022)
microUSB 2.0
OT-S621
Proprietary
Sensors
1B (2022)
Accelerometer
OT-S621
Messaging
1B (2022)
-
OT-S621
SMS, MMS, Email
Browser
1B (2022)
-
OT-S621
WAP 2.0/xHTML
Games
1B (2022)
-
OT-S621
2
Java
1B (2022)
-
OT-S621
Yes, MIDP 2.0
Other
1B (2022)
-
OT-S621
MP3/AAC player Predictive text input Organizer
Type
1B (2022)
Li-Ion 3000 mAh battery, removable
OT-S621
Removable Li-Ion 750 mAh battery
Stand-by
1B (2022)
-
OT-S621
Up to 400 h
Talk time
1B (2022)
-
OT-S621
Up to 10 h
Colors
1B (2022)
Prime Black, Atlantic Blue
OT-S621
Dark Chrome
Models
1B (2022)
5031D, 5031G, 5031A, 5031J
OT-S621
-
Price
1B (2022)
About 100 EUR
OT-S621
-
SAR EU
1B (2022)
-
OT-S621
1.00 W/kg (head)