Screen size
K451+ Sound Wave2.4"
S1 TitaniumWinner: 4.5"+47%
Quick verdict
S1 Titanium leads the measured specs 9-2.
Measured wins
K451+ Sound Wave
2
spec wins
Ties
4
equal specs
S1 Titanium
9
spec wins
Overall winner
Screen size
Technology
K451+ Sound Wave
GSM
S1 Titanium
GSM / HSPA
2G bands
K451+ Sound Wave
GSM 900 / 1800 - SIM 1 & SIM 2
S1 Titanium
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS
K451+ Sound Wave
Yes
S1 Titanium
-
EDGE
K451+ Sound Wave
No
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
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
S1 Titanium
-
3G bands
K451+ Sound Wave
-
S1 Titanium
HSDPA 2100
Speed
K451+ Sound Wave
-
S1 Titanium
HSPA
Announced
K451+ Sound Wave
2012
S1 Titanium
2013, January. Released 2013, January
Status
K451+ Sound Wave
Discontinued
S1 Titanium
Discontinued
Dimensions
K451+ Sound Wave
116.5 x 51.9 x 14.6 mm (4.59 x 2.04 x 0.57 in)
S1 Titanium
134.6 x 66 x 9.3 mm (5.30 x 2.60 x 0.37 in)
Weight
K451+ Sound Wave
-
S1 Titanium
-
SIM
K451+ Sound Wave
Dual SIM (Mini-SIM)
S1 Titanium
Dual SIM (Mini-SIM)
Type
K451+ Sound Wave
TFT, 65K colors
S1 Titanium
IPS LCD
Size
K451+ Sound Wave
2.4 inches, 17.8 cm2 (~29.5% screen-to-body ratio)
S1 Titanium
4.5 inches, 55.8 cm2 (~62.8% screen-to-body ratio)
Resolution
K451+ Sound Wave
240 x 320 pixels, 4:3 ratio (~167 ppi density)
S1 Titanium
540 x 960 pixels, 16:9 ratio (~245 ppi density)
Card slot
K451+ Sound Wave
microSDHC (dedicated slot)
S1 Titanium
microSDHC (dedicated slot)
Phonebook
K451+ Sound Wave
500 entries
S1 Titanium
-
Call records
K451+ Sound Wave
Yes
S1 Titanium
-
Internal
K451+ Sound Wave
-
S1 Titanium
4GB 1GB RAM
Single
K451+ Sound Wave
1.3 MP
S1 Titanium
5 MP, AF
Video
K451+ Sound Wave
Yes
S1 Titanium
Yes
Features
K451+ Sound Wave
-
S1 Titanium
LED flash
Other
K451+ Sound Wave
No
S1 Titanium
-
Single
K451+ Sound Wave
-
S1 Titanium
Yes
Video
K451+ Sound Wave
-
S1 Titanium
Loudspeaker
K451+ Sound Wave
Yes
S1 Titanium
Yes
3.5mm jack
K451+ Sound Wave
Yes
S1 Titanium
Yes
WLAN
K451+ Sound Wave
No
S1 Titanium
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
K451+ Sound Wave
2.0
S1 Titanium
Yes
Positioning
K451+ Sound Wave
No
S1 Titanium
GPS
NFC
K451+ Sound Wave
No
S1 Titanium
No
Radio
K451+ Sound Wave
FM radio, recording
S1 Titanium
FM radio
USB
K451+ Sound Wave
microUSB
S1 Titanium
microUSB 2.0
Sensors
K451+ Sound Wave
S1 Titanium
Accelerometer, proximity
Messaging
K451+ Sound Wave
SMS, MMS
S1 Titanium
-
Games
K451+ Sound Wave
Yes
S1 Titanium
-
Java
K451+ Sound Wave
Yes
S1 Titanium
-
Other
K451+ Sound Wave
Audio/video player Photo viewer Organizer
S1 Titanium
-
Type
K451+ Sound Wave
Li-Ion 1800 mAh battery
S1 Titanium
Li-Ion 1600 mAh battery
Stand-by
K451+ Sound Wave
Up to 500 h
S1 Titanium
Up to 200 h
Talk time
K451+ Sound Wave
Up to 8 h
S1 Titanium
Up to 4 h
Colors
K451+ Sound Wave
Silver/Black
S1 Titanium
Black, White
SAR EU
K451+ Sound Wave
0.45 W/kg (head)
S1 Titanium
-
Price
K451+ Sound Wave
About 20 EUR
S1 Titanium
About 150 EUR
OS
K451+ Sound Wave
-
S1 Titanium
Android 4.1 (Jelly Bean)
CPU
K451+ Sound Wave
-
S1 Titanium
Quad-core 1.2 GHz