Screen size
Folder 2Winner: 2.8"+29%
KF3112.0"
Quick verdict
Folder 2 leads the measured specs 7-5.
Measured wins
Folder 2
7
spec wins
Overall winner
Ties
3
equal specs
KF311
5
spec wins
Screen size
Technology
Folder 2
GSM / HSPA / LTE
KF311
GSM / UMTS
2G bands
Folder 2
GSM 850 / 900 / 1800 / 1900
KF311
GSM 850 / 1800 / 1900
3G bands
Folder 2
HSDPA 900 / 2100
KF311
UMTS 2100
4G bands
Folder 2
LTE
KF311
Resolution
Refresh 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
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
KF311
Yes, 384 kbps
Announced
Folder 2
2020, April 14. Released 2020, April 17
KF311
2009, February. Released 2009
Status
Folder 2
Discontinued
KF311
Discontinued
Dimensions
Folder 2
107.9 x 55 x 18 mm (4.25 x 2.17 x 0.71 in)
KF311
94 x 47 x 16.8 mm (3.70 x 1.85 x 0.66 in)
Weight
Folder 2
127 g (4.48 oz)
KF311
95 g (2.08 oz)
SIM
Folder 2
Nano-SIM
KF311
Mini-SIM
Type
Folder 2
IPS LCD
KF311
TFT, 256K colors
Size
Folder 2
2.8 inches, 24.3 cm2 (~40.9% screen-to-body ratio)
KF311
2.0 inches, 12.6 cm2 (~28.5% screen-to-body ratio)
Resolution
Folder 2
240 x 320 pixels, 4:3 ratio (~143 ppi density)
KF311
176 x 220 pixels (~141 ppi density)
Other
Folder 2
External 0.9 inches monochrome display
KF311
Downloadable wallpapers
Card slot
Folder 2
microSDXC
KF311
microSD (dedicated slot)
Phonebook
Folder 2
Practically unlimited entries and fields, Photocal
KF311
500 entries, Photocall
Call records
Folder 2
Practically unlimited
KF311
40 dialed, 40 received, 40 missed calls
Internal
Folder 2
8GB 1GB RAM
KF311
45MB
Single
Folder 2
2 MP
KF311
2 MP
Video
Folder 2
Yes
KF311
Yes
Other
Folder 2
Uses main camera
KF311
-
Single
Folder 2
-
KF311
VGA videocall camera
Video
Folder 2
-
KF311
Loudspeaker
Folder 2
Yes
KF311
Yes
3.5mm jack
Folder 2
-
KF311
No
WLAN
Folder 2
Wi-Fi 802.11 b/g/n
KF311
No
Bluetooth
Folder 2
Yes
KF311
1.2
Positioning
Folder 2
GPS
KF311
No
NFC
Folder 2
No
KF311
-
Radio
Folder 2
FM radio
KF311
No
USB
Folder 2
Yes
KF311
2.0
Sensors
Folder 2
KF311
Messaging
Folder 2
SMS(threaded view), MMS, Email, Push Email, IM
KF311
SMS, EMS, MMS, Email
Games
Folder 2
Downloadable
KF311
Yes
Java
Folder 2
No
KF311
Yes, MIDP 2.0
Browser
Folder 2
-
KF311
WAP 2.0/xHTML
Other
Folder 2
-
KF311
MP3/MP4 player Predictive text input Organizer Voice memo
Type
Folder 2
Li-Ion 1470 mAh, removable
KF311
Removable Li-Ion 900 mAh battery
Stand-by
Folder 2
-
KF311
Up to 443 h
Talk time
Folder 2
-
KF311
Up to 5 h 36 min
Colors
Folder 2
White, Platinum Gray
KF311
Grey
Price
Folder 2
About 150 EUR
KF311
-