Screen size
Folder 2Winner: 2.8"+21%
U8302.2"
Quick verdict
Folder 2 leads the measured specs 6-5.
Measured wins
Folder 2
6
spec wins
Overall winner
Ties
3
equal specs
U830
5
spec wins
Screen size
Technology
Folder 2
GSM / HSPA / LTE
U830
GSM / UMTS
2G bands
Folder 2
GSM 850 / 900 / 1800 / 1900
U830
GSM 900 / 1800 / 1900
3G bands
Folder 2
HSDPA 900 / 2100
U830
UMTS 2100
4G bands
Folder 2
LTE
U830
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
5G support
equal specsNFC
3.5mm jack
SD card
Stereo speakers
-
Speed
Folder 2
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
U830
HSPA
Announced
Folder 2
2020, April 14. Released 2020, April 17
U830
2006, October
Status
Folder 2
Discontinued
U830
Discontinued
Dimensions
Folder 2
107.9 x 55 x 18 mm (4.25 x 2.17 x 0.71 in)
U830
98 x 49 x 14.8 mm (3.86 x 1.93 x 0.58 in)
Weight
Folder 2
127 g (4.48 oz)
U830
93 g (3.28 oz)
SIM
Folder 2
Nano-SIM
U830
Mini-SIM
Type
Folder 2
IPS LCD
U830
TFT, 256K colors
Size
Folder 2
2.8 inches, 24.3 cm2 (~40.9% screen-to-body ratio)
U830
2.2 inches, 15.0 cm2 (~31.2% screen-to-body ratio)
Resolution
Folder 2
240 x 320 pixels, 4:3 ratio (~143 ppi density)
U830
240 x 320 pixels, 4:3 ratio (~182 ppi density)
Other
Folder 2
External 0.9 inches monochrome display
U830
Second external 256K colors, TFT display (128 x 160 pixels)
Card slot
Folder 2
microSDXC
U830
No
Phonebook
Folder 2
Practically unlimited entries and fields, Photocal
U830
Yes, Photocall
Call records
Folder 2
Practically unlimited
U830
40 dialed, 40 received, 40 missed calls
Internal
Folder 2
8GB 1GB RAM
U830
180MB
Single
Folder 2
2 MP
U830
2 MP
Video
Folder 2
Yes
U830
Yes
Features
Folder 2
-
U830
LED flash
Other
Folder 2
Uses main camera
U830
-
Single
Folder 2
-
U830
VGA videocall camera
Video
Folder 2
-
U830
Loudspeaker
Folder 2
Yes
U830
Yes
Alert types
Folder 2
-
U830
Vibration; Downloadable polyphonic, MP3 ringtones
3.5mm jack
Folder 2
-
U830
No
Other
Folder 2
-
U830
External music keys
WLAN
Folder 2
Wi-Fi 802.11 b/g/n
U830
No
Bluetooth
Folder 2
Yes
U830
1.1, A2DP
Positioning
Folder 2
GPS
U830
No
NFC
Folder 2
No
U830
-
Radio
Folder 2
FM radio
U830
No
USB
Folder 2
Yes
U830
Proprietary
Sensors
Folder 2
U830
Messaging
Folder 2
SMS(threaded view), MMS, Email, Push Email, IM
U830
SMS, EMS, MMS, Email
Games
Folder 2
Downloadable
U830
Yes + Java downloadable
Java
Folder 2
No
U830
Yes, MIDP 2.0
Browser
Folder 2
-
U830
WAP 2.0/xHTML
Other
Folder 2
-
U830
Streaming TV, video telephony MP3/AAC/AAC+ player Predictive text input Photo editor Organizer Voice memo
Type
Folder 2
Li-Ion 1470 mAh, removable
U830
Removable Li-Ion battery
Stand-by
Folder 2
-
U830
Up to 180 h
Talk time
Folder 2
-
U830
Up to 2 h
Colors
Folder 2
White, Platinum Gray
U830
Black
Price
Folder 2
About 150 EUR
U830
About 160 EUR