Screen size
UBiQUiO 501Winner: 2.5"+4%
UBiQUiO 503g2.4"
Quick verdict
UBiQUiO 501 leads the measured specs 3-2.
Measured wins
UBiQUiO 501
3
spec wins
Overall winner
Ties
7
equal specs
UBiQUiO 503g
2
spec wins
Screen size
Technology
UBiQUiO 501
GSM
UBiQUiO 503g
GSM / HSPA
2G bands
UBiQUiO 501
GSM 900 / 1800 / 1900
UBiQUiO 503g
GSM 850 / 900 / 1800 / 1900
GPRS
UBiQUiO 501
Class 10
UBiQUiO 503g
-
EDGE
UBiQUiO 501
No
UBiQUiO 503g
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
equal specsUSB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
-
3G bands
UBiQUiO 501
-
UBiQUiO 503g
HSDPA 850 / 1900 / 2100
Speed
UBiQUiO 501
-
UBiQUiO 503g
HSPA 3.6/0.384 Mbps
Announced
UBiQUiO 501
2008, March
UBiQUiO 503g
2007, April. Released 2007, July
Status
UBiQUiO 501
Discontinued
UBiQUiO 503g
Discontinued
Dimensions
UBiQUiO 501
122 x 65 x 13.5 mm (4.80 x 2.56 x 0.53 in)
UBiQUiO 503g
123 x 65 x 17 mm (4.84 x 2.56 x 0.67 in)
Weight
UBiQUiO 501
120 g (4.23 oz)
UBiQUiO 503g
157 g (5.54 oz)
Keyboard
UBiQUiO 501
QWERTY
UBiQUiO 503g
QWERTY
SIM
UBiQUiO 501
Mini-SIM
UBiQUiO 503g
Mini-SIM
Type
UBiQUiO 501
TFT resistive touchscreen, 65K colors
UBiQUiO 503g
TFT resistive touchscreen, 256K colors (65K effective)
Size
UBiQUiO 501
2.5 inches, 19.4 cm2 (~24.4% screen-to-body ratio)
UBiQUiO 503g
2.4 inches, 17.8 cm2 (~22.3% screen-to-body ratio)
Resolution
UBiQUiO 501
240 x 320 pixels, 4:3 ratio (~160 ppi density)
UBiQUiO 503g
320 x 240 pixels, 4:3 ratio (~167 ppi density)
OS
UBiQUiO 501
Microsoft Windows Mobile 6 Professional
UBiQUiO 503g
Microsoft Windows Mobile 6 Professional
Chipset
UBiQUiO 501
TI OMAP 750
UBiQUiO 503g
-
CPU
UBiQUiO 501
200 MHz ARM926EJ-S
UBiQUiO 503g
Intel XScale PXA 270 520 MHz
Card slot
UBiQUiO 501
miniSD
UBiQUiO 503g
microSD (dedicated slot)
Internal
UBiQUiO 501
64MB RAM, 128MB ROM
UBiQUiO 503g
96MB RAM, 192MB ROM
Single
UBiQUiO 501
2 MP
UBiQUiO 503g
2 MP, AF
Video
UBiQUiO 501
Yes
UBiQUiO 503g
Yes
Other
UBiQUiO 501
No
UBiQUiO 503g
Videocall camera
Loudspeaker
UBiQUiO 501
Yes
UBiQUiO 503g
Yes
3.5mm jack
UBiQUiO 501
No
UBiQUiO 503g
No
WLAN
UBiQUiO 501
Wi-Fi 802.11b/g
UBiQUiO 503g
Wi-Fi 802.11b/g
Bluetooth
UBiQUiO 501
1.2, A2DP
UBiQUiO 503g
1.2, A2DP
Positioning
UBiQUiO 501
No
UBiQUiO 503g
No
Infrared port
UBiQUiO 501
Yes
UBiQUiO 503g
-
Radio
UBiQUiO 501
No
UBiQUiO 503g
No
USB
UBiQUiO 501
miniUSB 1.1
UBiQUiO 503g
miniUSB 1.1
Sensors
UBiQUiO 501
UBiQUiO 503g
Browser
UBiQUiO 501
WAP 2.0/xHTML, HTML (PocketIE)
UBiQUiO 503g
WAP 2.0/xHTML, HTML (PocketIE)
Other
UBiQUiO 501
MP3/AAC player Pocket Office Predictive text input Organizer Voice memo
UBiQUiO 503g
MP3/AAC/MP4 player Pocket Office Organizer Voice memo Predictive text input
Type
UBiQUiO 501
Removable Li-Ion 1250 mAh battery
UBiQUiO 503g
Removable Li-Ion 1500 mAh battery
Stand-by
UBiQUiO 501
-
UBiQUiO 503g
Up to 250 h
Talk time
UBiQUiO 501
-
UBiQUiO 503g
Up to 4 h
Colors
UBiQUiO 501
Black
UBiQUiO 503g
Black, Gray