Screen size
equal specs904T2.4"
TS9212.4"
Quick verdict
TS921 leads the measured specs 3-2.
Measured wins
904T
2
spec wins
Ties
6
equal specs
TS921
3
spec wins
Overall winner
Screen size
equal specsTechnology
904T
GSM / UMTS
TS921
GSM / UMTS
2G bands
904T
GSM 900 / 1800 / 1900
TS921
GSM 900 / 1800 / 1900
3G bands
904T
UMTS 2100
TS921
UMTS 2100
Speed
904T
Yes, 384 kbps
TS921
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU 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
equal specsSD card
equal specsStereo speakers
Yes, 384 kbps
Announced
904T
2006, March
TS921
2005, Q3
Status
904T
Discontinued
TS921
Discontinued
Dimensions
904T
112 x 50 x 26 mm (4.41 x 1.97 x 1.02 in)
TS921
111 x 50 x 25 mm (4.37 x 1.97 x 0.98 in)
Weight
904T
146 g (5.15 oz)
TS921
148 g (5.22 oz)
SIM
904T
Mini-SIM
TS921
Mini-SIM
Type
904T
TFT, 260K colors
TS921
TFT, 256K colors
Size
904T
2.4 inches, 17.8 cm2 (~31.9% screen-to-body ratio)
TS921
2.4 inches, 48.8 x 36.6 mm, 17.8 cm2 (~32.1% screen-to-body ratio)
Resolution
904T
240 x 320 pixels, 4:3 ratio (~167 ppi density)
TS921
240 x 320 pixels, 4:3 ratio (~167 ppi density)
Other
904T
Second external 1.16-inch STN display (33 x 160 pixels) Rotate 180 deg display
TS921
Second external 65K colors display (112 x 112 pixels)
Card slot
904T
miniSD
TS921
SD
Phonebook
904T
Yes
TS921
Yes
Call records
904T
20 dialed, 20 received, 20 missed calls
TS921
20 dialed, 20 received, 20 missed calls
Single
904T
3.15 MP
TS921
2 MP
Features
904T
LED flash
TS921
LED flash
Video
904T
Yes
TS921
320p
Single
904T
VGA videocall camera
TS921
VGA videocall camera
Video
904T
TS921
Loudspeaker
904T
No
TS921
Yes, with stereo speakers
Alert types
904T
Vibration; Downloadable polyphonic, MP3, MIDI ringtones
TS921
Vibration; Downloadable polyphonic ringtones
3.5mm jack
904T
No
TS921
No
WLAN
904T
No
TS921
No
Bluetooth
904T
Yes
TS921
Yes
Positioning
904T
GPS
TS921
No
Infrared port
904T
Yes
TS921
Yes
Radio
904T
No
TS921
No
USB
904T
Proprietary
TS921
Proprietary
Sensors
904T
TS921
Messaging
904T
SMS, MMS
TS921
SMS, MMS, Email
Browser
904T
WAP
TS921
WAP 2.0
Games
904T
Yes
TS921
2 + downloadable
Java
904T
No
TS921
Yes
Other
904T
MP3 player PC Sync Predictive text input Electronic dictionary Organizer Photo editor
TS921
MP3/AAC player Predictive text input Photo editor Organizer
Type
904T
Removable Li-Ion 720 mAh battery
TS921
Removable Li-Ion 1000 mAh battery
Stand-by
904T
Up to 270 h
TS921
Up to 270 h
Talk time
904T
Up to 4.5 h
TS921
Up to 5 h 20 min
Colors
904T
Forest Green, Urban Silver, Canyon Red
TS921
Glossy Red, Purplish Silver, Matte Black