Screen size
SpiroWinner: 2.2"+14%
Z5581.9"
Quick verdict
Spiro leads the measured specs 7-1.
Measured wins
Spiro
7
spec wins
Overall winner
Ties
3
equal specs
Z558
1
spec wins
Screen size
Technology
Spiro
GSM
Z558
GSM
2G bands
Spiro
GSM 900 / 1800 , GSM 850 / 1900
Z558
GSM 900 / 1800 / 1900
GPRS
Spiro
Class 10
Z558
Class 10
EDGE
Spiro
Class 10
Z558
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
equal specs5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
No
Announced
Spiro
2010, April. Released 2010, August
Z558
2006, September
Status
Spiro
Discontinued
Z558
Discontinued
Dimensions
Spiro
92 x 48 x 16.8 mm (3.62 x 1.89 x 0.66 in)
Z558
87.5 x 45.5 x 20.5 mm (3.44 x 1.79 x 0.81 in)
Weight
Spiro
90 g (3.17 oz)
Z558
93 g (3.28 oz)
SIM
Spiro
Mini-SIM
Z558
Mini-SIM
Other
Spiro
Flashlight
Z558
-
Type
Spiro
TFT, 256K colors
Z558
TFT resistive touchscreen, 256K colors
Size
Spiro
2.2 inches, 15.0 cm2 (~33.9% screen-to-body ratio)
Z558
1.9 inches, 11.4 cm2 (~28.5% screen-to-body ratio)
Resolution
Spiro
240 x 320 pixels, 4:3 ratio (~182 ppi density)
Z558
176 x 220 pixels (~148 ppi density)
Other
Spiro
-
Z558
Handwriting recognition Second external STN, mono display (128 x 36 pixels) Wallpapers, screensavers
Card slot
Spiro
microSDHC (dedicated slot)
Z558
Memory Stick Micro (M2), up to 2 GB
Phonebook
Spiro
2000 entries, Photocall
Z558
1000 entries, Photocall
Call records
Spiro
Yes
Z558
30 received, dialed and missed calls
Internal
Spiro
5MB
Z558
18MB
Single
Spiro
2 MP
Z558
1.3 MP
Video
Spiro
Yes
Z558
QCIF
Other
Spiro
No
Z558
No
Loudspeaker
Spiro
Yes
Z558
Yes
3.5mm jack
Spiro
Yes
Z558
No
Alert types
Spiro
-
Z558
Vibration; Downloadable polyphonic, MP3, AAC ringtones, composer
WLAN
Spiro
No
Z558
No
Bluetooth
Spiro
2.1, A2DP
Z558
Yes
Positioning
Spiro
No
Z558
No
Radio
Spiro
Stereo FM radio, RDS
Z558
Stereo FM radio, RDS
USB
Spiro
microUSB 2.0
Z558
2.0
Sensors
Spiro
Z558
Messaging
Spiro
SMS(threaded view), MMS, Email, Push Email, IM
Z558
SMS, MMS, Email
Browser
Spiro
WAP 2.0/xHTML, HTML (Obigo Q7)
Z558
WAP 2.0/HTML (NetFront), RSS reader
Games
Spiro
Yes + downloadable
Z558
Yes + downloadable
Java
Spiro
Yes, MIDP 2.0
Z558
Yes, MIDP 2.0
Other
Spiro
Walkman 4.0 player MP3/eAAC+/WAV player Track ID MP4/H.264 player Facebook, Twitter applications Organizer Predictive text input
Z558
Push to talk Media player (MP3, 3GP, MP4) Predictive text input Photo editor Organizer Voice memo
Type
Spiro
Removable Li-Ion battery
Z558
Removable Li-Ion battery
Stand-by
Spiro
Up to 476 h
Z558
Up to 320 h
Talk time
Spiro
Up to 4 h 30 min
Z558
Up to 5 h 15 min
Music play
Spiro
Up to 20 h
Z558
-
Colors
Spiro
Contrast Black, Sunset Pink, Spring Green, Stealth Black
Z558
Sterling Black, Pearl Copper
SAR EU
Spiro
1.03 W/kg (head)
Z558
-
Price
Spiro
About 80 EUR
Z558
About 120 EUR