Allview A5 Duo vs Yezz Billy 4.7: specs comparison

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

Weight

Billy 4.7: 17.7 g lighter

A5 Duo:

137.7 g

Billy 4.7:

120 g
Width

A5 Duo: 2.8 mm narrower

A5 Duo:

64.4 mm

Billy 4.7:

67.2 mm
Screen diagonal

A5 Duo: 0.7 in smaller diagonal

A5 Duo:

4 in

Billy 4.7:

4.7 in
Depth

Billy 4.7: 4.3 mm thinner

A5 Duo:

11.5 mm

Billy 4.7:

7.2 mm
Height

A5 Duo: 9.8 mm shorter

A5 Duo:

126 mm

Billy 4.7:

135.8 mm
Release year

A5 Duo:

2013

Billy 4.7:

2014

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

1. A5 Duo

Height:

126 mm
Width:

64.4 mm
Depth:

11.5 mm +4.3 mm versus Billy 4.7
2. Billy 4.7

Height:

135.8 mm +9.8 mm versus A5 Duo
Width:

67.2 mm +2.8 mm versus A5 Duo
Depth:

7.2 mm

Weight

Bars start at zero and share a scale within this chart.

1. A5 Duo

137.7 g

+17.7 g versus Billy 4.7
2. Billy 4.7

120 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

1. A5 Duo

Screen diagonal:

4 in

Aspect ratio (height:width):

5:3

Approximate rectangular screen area:

45.5 cm²
2. Billy 4.7

Screen diagonal:

4.7 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

60.9 cm²

Billy 4.7 has approximately 33.7% more rectangular screen area than A5 Duo.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for A5 Duo, Billy 4.7, compared at the same storage capacity.
Storage	A5 Duo	Billy 4.7
8 GB	Unknown	1 GB RAM

A5 Duo: Original memory entry

4 GB · 512 MB RAM - Liquid M2208 GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. A5 Duo

NFC:: See details Super AMOLED
Headphone jack:: Yes
Memory card support:: See details microSD · up to 32 GB (dedicated slot)

2. Billy 4.7

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 256 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

1. A5 Duo

1700 mAh
2. Billy 4.7

1780 mAh

+80 mAh versus A5 Duo

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. A5 Duo2. Billy 4.7

Everyday essentials

Everyday essentials — specifications for A5 Duo, Billy 4.7.
Specification	A5 Duo	Billy 4.7
Dimensions (HxWxD)	126 Х 64.4 Х 11.5 mm	135.8 Х 67.2 Х 7.2 mm
Weight	137.7 g	120 g
Technology	TFT	IPS LCD
Screen size	4" inch	4.7" inch
Screen resolution	480 x 800 px	720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	4 GB 512 MB RAM - Liquid M2208 GB	8 GB 1 GB RAM
Memory card support	microSD up to 32 GB (dedicated slot)	microSD up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.	1700 mAh Removable Li-Ion	1780 mAh Removable Li-Ion
Operating system OS	Android 4.2.2 (Jelly Bean)	Microsoft Windows Phone 8.1
Chipset	Unknown	Qualcomm MSM8212 Snapdragon 200 (28 nm)
NFC	Super AMOLED	Unknown
Headphone jack	Yes	Yes

Display

Display — specifications for A5 Duo, Billy 4.7.
Specification	A5 Duo	Billy 4.7
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	Super AMOLED	16M
Screen area	45.5 cm2	60.9 cm2
Screen format	5:3 (height:width)	16:9 (height:width)
Screen to body ratio	56.1%	66.7%
PPI /points per inch/	233 PPI	312 PPI
Screen protection	Unknown	Asahi Dragontrail Glass

Camera and Video

Camera and Video — specifications for A5 Duo, Billy 4.7.
Specification	A5 Duo	Billy 4.7
Rear camera, main	3.15 MP Single	8 MP Single
Camera specs	3.15 MP	8 MP AF
Functions	Dual-LED flash	LED flash panorama HDR
Video	Yes	720p@30fps
Front camera, selfie	0.3 MP Single	2 MP Single
Specifications	2 MP or VGA	2 MP

Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for A5 Duo, Billy 4.7.
Specification	A5 Duo	Billy 4.7
Processor CPU	Dual-core 1.2 GHz Cotex-A7	Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU	Mali-400MP2 Z525 -Mali-T720MP2 Z528	Adreno 302
Antutu 7 score *	8869	Unknown

General specs

General specs — specifications for A5 Duo, Billy 4.7.
Specification	A5 Duo	Billy 4.7
Release date	2013 August	2014 May
Colors	Black	White Red Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	100 EUR	Unknown
Battery life	Stand by time- Up to 220 h Talking time- Up to 6 h 40 min (2G) / Up to 6 h (3G)	Stand by time- Up to 480 h (2G) / Up to 350 h (3G) Talking time- Up to 16 h (2G) / Up to 7 h 30 min (3G)

Communication and Connectivity

Communication and Connectivity — specifications for A5 Duo, Billy 4.7.
Specification	A5 Duo	Billy 4.7
SIM card	Dual SIM (dual stand-by)	Dual SIM (Micro-SIM)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed	HSPA 21.1/5.76 Mbps	HSPA 42.2/5.76 Mbps
GPRS	Class 12	Class 12
Edge	Class 10	Class 12
Wi-Fi	Wi-Fi 802.11 b/g/n hotspot Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n dual-band hotspot
GPS	Yes with A-GPS	Yes with A-GPS GLONASS
USB	microUSB 2.0	microUSB 2.0
Bluetooth	4.0 A2DP EDR	4.0 A2DP

Music and Audio

Music and Audio — specifications for A5 Duo, Billy 4.7.
Specification	A5 Duo	Billy 4.7
Radio	FM radio	Stereo FM radio

Other features

Other features — specifications for A5 Duo, Billy 4.7.
Specification	A5 Duo	Billy 4.7
Dop	Sensors Accelerometer proximity compass	Sensors Accelerometer proximity compass - Single SIM: CWP 47 Dual SIM: WP 47

Allview A5 Duo vs Yezz Billy 4.7

Allview A5 Duo

Yezz Billy 4.7

Key differences

Weight

Width

Screen diagonal

Depth

Height

Release year

Physical size

1. A5 Duo

2. Billy 4.7

Weight

1. A5 Duo

2. Billy 4.7

Screen size

1. A5 Duo

2. Billy 4.7

Memory variants

Practical features

1. A5 Duo

2. Billy 4.7

Battery capacity

Recorded battery capacity

1. A5 Duo

2. Billy 4.7

Specifications

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