Screen size
MultiPhone 4040 Duo4.0"
MultiPhone 5451 DuoWinner: 4.5"+11%
Quick verdict
MultiPhone 5451 Duo leads the measured specs 5-1.
Measured wins
MultiPhone 4040 Duo
1
spec wins
Ties
9
equal specs
MultiPhone 5451 Duo
5
spec wins
Overall winner
Screen size
Technology
MultiPhone 4040 Duo
GSM / HSPA
MultiPhone 5451 Duo
GSM / HSPA
2G bands
MultiPhone 4040 Duo
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
MultiPhone 5451 Duo
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
MultiPhone 4040 Duo
HSDPA 900 / 2100
MultiPhone 5451 Duo
HSDPA 900 / 2100
Speed
MultiPhone 4040 Duo
HSPA
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
equal specsFront camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
MultiPhone 5451 Duo
HSPA
Announced
MultiPhone 4040 Duo
2013. Released 2013
MultiPhone 5451 Duo
2014, Q1. Released 2014, Q1
Status
MultiPhone 4040 Duo
Discontinued
MultiPhone 5451 Duo
Discontinued
Dimensions
MultiPhone 4040 Duo
124 x 64 x 11 mm (4.88 x 2.52 x 0.43 in)
MultiPhone 5451 Duo
134 x 67 x 10.3 mm (5.28 x 2.64 x 0.41 in)
Weight
MultiPhone 4040 Duo
180 g (6.35 oz)
MultiPhone 5451 Duo
145 g (5.11 oz)
SIM
MultiPhone 4040 Duo
Dual SIM (Mini-SIM)
MultiPhone 5451 Duo
Dual SIM
Type
MultiPhone 4040 Duo
TFT
MultiPhone 5451 Duo
TFT
Size
MultiPhone 4040 Duo
4.0 inches, 45.5 cm2 (~57.4% screen-to-body ratio)
MultiPhone 5451 Duo
4.5 inches, 55.8 cm2 (~62.2% screen-to-body ratio)
Resolution
MultiPhone 4040 Duo
480 x 800 pixels, 5:3 ratio (~233 ppi density)
MultiPhone 5451 Duo
480 x 854 pixels, 16:9 ratio (~218 ppi density)
OS
MultiPhone 4040 Duo
Android 4.0 (Ice Cream Sandwich)
MultiPhone 5451 Duo
Android 4.2 (Jelly Bean)
Chipset
MultiPhone 4040 Duo
Mediatek MT6575 (40 nm)
MultiPhone 5451 Duo
-
CPU
MultiPhone 4040 Duo
1.0 GHz Cortex-A9
MultiPhone 5451 Duo
Dual-core 1.2 GHz Cortex-A7
GPU
MultiPhone 4040 Duo
PowerVR SGX531
MultiPhone 5451 Duo
-
Card slot
MultiPhone 4040 Duo
microSDHC (dedicated slot)
MultiPhone 5451 Duo
microSDHC
Internal
MultiPhone 4040 Duo
4GB 512MB RAM
MultiPhone 5451 Duo
4GB 512MB RAM
Single
MultiPhone 4040 Duo
5 MP, AF
MultiPhone 5451 Duo
5 MP, AF
Features
MultiPhone 4040 Duo
LED flash, panorama, HDR
MultiPhone 5451 Duo
LED flash
Video
MultiPhone 4040 Duo
Yes
MultiPhone 5451 Duo
Yes
Single
MultiPhone 4040 Duo
VGA
MultiPhone 5451 Duo
VGA
Video
MultiPhone 4040 Duo
MultiPhone 5451 Duo
Loudspeaker
MultiPhone 4040 Duo
Yes
MultiPhone 5451 Duo
Yes
3.5mm jack
MultiPhone 4040 Duo
Yes
MultiPhone 5451 Duo
Yes
WLAN
MultiPhone 4040 Duo
Wi-Fi 802.11 b/g/n, hotspot
MultiPhone 5451 Duo
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
MultiPhone 4040 Duo
2.1
MultiPhone 5451 Duo
2.1
Positioning
MultiPhone 4040 Duo
GPS
MultiPhone 5451 Duo
GPS
NFC
MultiPhone 4040 Duo
No
MultiPhone 5451 Duo
No
Radio
MultiPhone 4040 Duo
FM radio
MultiPhone 5451 Duo
FM radio
USB
MultiPhone 4040 Duo
microUSB 2.0
MultiPhone 5451 Duo
microUSB 2.0
Sensors
MultiPhone 4040 Duo
Accelerometer, proximity, compass
MultiPhone 5451 Duo
Accelerometer, proximity
Type
MultiPhone 4040 Duo
Li-Ion 1500 mAh, removable
MultiPhone 5451 Duo
Li-Ion 1500 mAh, removable
Stand-by
MultiPhone 4040 Duo
Up to 225 h
MultiPhone 5451 Duo
Up to 270 h
Talk time
MultiPhone 4040 Duo
Up to 10 h 30 min
MultiPhone 5451 Duo
Up to 15 h
Music play
MultiPhone 4040 Duo
Up to 18 h
MultiPhone 5451 Duo
Up to 16 h
Colors
MultiPhone 4040 Duo
Black
MultiPhone 5451 Duo
Black, White
Price
MultiPhone 4040 Duo
About 100 EUR
MultiPhone 5451 Duo
About 120 EUR