Screen size
Folder 22.8"
KB770Winner: 3.0"+6.7%
Quick verdict
KB770 leads the measured specs 9-4.
Measured wins
Folder 2
4
spec wins
Ties
2
equal specs
KB770
9
spec wins
Overall winner
Screen size
Technology
Folder 2
GSM / HSPA / LTE
KB770
GSM / HSPA
2G bands
Folder 2
GSM 850 / 900 / 1800 / 1900
KB770
GSM 900 / 1800 / 1900
3G bands
Folder 2
HSDPA 900 / 2100
KB770
HSDPA 2100
4G bands
Folder 2
LTE
KB770
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
-
Speed
Folder 2
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
KB770
HSPA 7.2/0.384 Mbps
Announced
Folder 2
2020, April 14. Released 2020, April 17
KB770
2008, September. Released 2008, December
Status
Folder 2
Discontinued
KB770
Discontinued
Dimensions
Folder 2
107.9 x 55 x 18 mm (4.25 x 2.17 x 0.71 in)
KB770
108 x 54 x 13 mm (4.25 x 2.13 x 0.51 in)
Weight
Folder 2
127 g (4.48 oz)
KB770
109 g (3.84 oz)
SIM
Folder 2
Nano-SIM
KB770
Mini-SIM
Type
Folder 2
IPS LCD
KB770
TFT resistive touchscreen, 256K colors
Size
Folder 2
2.8 inches, 24.3 cm2 (~40.9% screen-to-body ratio)
KB770
3.0 inches, 25.6 cm2 (~43.9% screen-to-body ratio)
Resolution
Folder 2
240 x 320 pixels, 4:3 ratio (~143 ppi density)
KB770
240 x 400 pixels, 5:3 ratio (~155 ppi density)
Other
Folder 2
External 0.9 inches monochrome display
KB770
Flash UI Downloadable wallpapers
Card slot
Folder 2
microSDXC
KB770
microSDHC (dedicated slot)
Phonebook
Folder 2
Practically unlimited entries and fields, Photocal
KB770
Yes, Photocall
Call records
Folder 2
Practically unlimited
KB770
40 dialed, 40 received, 40 missed calls
Internal
Folder 2
8GB 1GB RAM
KB770
100MB
Single
Folder 2
2 MP
KB770
3.15 MP, AF
Video
Folder 2
Yes
KB770
320p
Other
Folder 2
Uses main camera
KB770
Videocall camera
Loudspeaker
Folder 2
Yes
KB770
Yes
3.5mm jack
Folder 2
-
KB770
No
WLAN
Folder 2
Wi-Fi 802.11 b/g/n
KB770
No
Bluetooth
Folder 2
Yes
KB770
2.0, A2DP
Positioning
Folder 2
GPS
KB770
No
NFC
Folder 2
No
KB770
-
Radio
Folder 2
FM radio
KB770
No
USB
Folder 2
Yes
KB770
2.0
Sensors
Folder 2
KB770
Messaging
Folder 2
SMS(threaded view), MMS, Email, Push Email, IM
KB770
SMS, EMS, MMS, Email
Games
Folder 2
Downloadable
KB770
Yes
Java
Folder 2
No
KB770
Yes, MIDP 2.0
Browser
Folder 2
-
KB770
WAP 2.0/xHTML, HTML
Other
Folder 2
-
KB770
DVB-H or DVB-T TV receiver (country specific) TV-out MP3/MP4/DivX/Xvid player Organizer Document viewer (Word, Excel, PowerPoint, PDF) Voice memo Predictive text input
Type
Folder 2
Li-Ion 1470 mAh, removable
KB770
Removable Li-Ion 1000 mAh battery
Stand-by
Folder 2
-
KB770
Up to 300 h
Talk time
Folder 2
-
KB770
Up to 4 h
Colors
Folder 2
White, Platinum Gray
KB770
Black
Price
Folder 2
About 150 EUR
KB770
About 150 EUR
SAR
Folder 2
-
KB770
0.86 W/kg (head) 0.52 W/kg (body)