Screen size
R306 Radio1.9"
SpiroWinner: 2.2"+14%
Quick verdict
Spiro leads the measured specs 8-4.
Measured wins
R306 Radio
4
spec wins
Ties
1
equal specs
Spiro
8
spec wins
Overall winner
Screen size
Technology
R306 Radio
GSM
Spiro
GSM
2G bands
R306 Radio
GSM 900 / 1800 / 1900 - R306i, GSM 850 / 1800 / 1900 - R306a
Spiro
GSM 900 / 1800 , GSM 850 / 1900
GPRS
R306 Radio
Class 10
Spiro
Class 10
EDGE
R306 Radio
No
Spiro
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
Stereo speakers
Class 10
Announced
R306 Radio
2008, January. Released 2008, September
Spiro
2010, April. Released 2010, August
Status
R306 Radio
Discontinued
Spiro
Discontinued
Dimensions
R306 Radio
90 x 47.9 x 15.8 mm (3.54 x 1.89 x 0.62 in)
Spiro
92 x 48 x 16.8 mm (3.62 x 1.89 x 0.66 in)
Weight
R306 Radio
93 g (3.28 oz)
Spiro
90 g (3.17 oz)
SIM
R306 Radio
Mini-SIM
Spiro
Mini-SIM
Other
R306 Radio
-
Spiro
Flashlight
Type
R306 Radio
TFT, 65K colors
Spiro
TFT, 256K colors
Size
R306 Radio
1.9 inches, 11.4 cm2 (~26.4% screen-to-body ratio)
Spiro
2.2 inches, 15.0 cm2 (~33.9% screen-to-body ratio)
Resolution
R306 Radio
128 x 160 pixels (~108 ppi density)
Spiro
240 x 320 pixels, 4:3 ratio (~182 ppi density)
Other
R306 Radio
Second external monochrome (96x32 pixels) display Wallpapers, screensavers
Spiro
-
Card slot
R306 Radio
No
Spiro
microSDHC (dedicated slot)
Phonebook
R306 Radio
1000 contacts, Photo call
Spiro
2000 entries, Photocall
Call records
R306 Radio
30 received, dialed and missed calls
Spiro
Yes
Internal
R306 Radio
5MB
Spiro
5MB
Single
R306 Radio
1.3 MP
Spiro
2 MP
Video
R306 Radio
SQCIF
Spiro
Yes
Other
R306 Radio
No
Spiro
No
Loudspeaker
R306 Radio
Yes, with stereo speakers
Spiro
Yes
Alert types
R306 Radio
Vibration; Downloadable polyphonic, MP3, AAC ringtones, composer
Spiro
-
3.5mm jack
R306 Radio
No
Spiro
Yes
Other
R306 Radio
Dedicated radio keys
Spiro
-
WLAN
R306 Radio
No
Spiro
No
Bluetooth
R306 Radio
Yes
Spiro
2.1, A2DP
Positioning
R306 Radio
No
Spiro
No
Radio
R306 Radio
Stereo AM/FM radio, RDS, recording
Spiro
Stereo FM radio, RDS
USB
R306 Radio
Proprietary
Spiro
microUSB 2.0
Sensors
R306 Radio
Spiro
Messaging
R306 Radio
SMS, MMS, Email
Spiro
SMS(threaded view), MMS, Email, Push Email, IM
Browser
R306 Radio
WAP 2.0/xHTML
Spiro
WAP 2.0/xHTML, HTML (Obigo Q7)
Games
R306 Radio
Yes + downloadable
Spiro
Yes + downloadable
Java
R306 Radio
Yes, MIDP 2.0
Spiro
Yes, MIDP 2.0
Other
R306 Radio
TrackID MP3/AAC player Predictive text input Photo editor Voice memo Organizer Stopwatch Timer
Spiro
Walkman 4.0 player MP3/eAAC+/WAV player Track ID MP4/H.264 player Facebook, Twitter applications Organizer Predictive text input
Type
R306 Radio
Removable Li-Po 930 mAh battery (BST-38)
Spiro
Removable Li-Ion battery
Stand-by
R306 Radio
Up to 410 h
Spiro
Up to 476 h
Talk time
R306 Radio
Up to 9 h
Spiro
Up to 4 h 30 min
Music play
R306 Radio
-
Spiro
Up to 20 h
Colors
R306 Radio
Coffee Black, Champagne White
Spiro
Contrast Black, Sunset Pink, Spring Green, Stealth Black
SAR EU
R306 Radio
0.71 W/kg (head)
Spiro
1.03 W/kg (head)
Price
R306 Radio
About 60 EUR
Spiro
About 80 EUR