Micromax Bolt Selfie Q424 vs Yezz Billy 4: 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.

Screen diagonal

Billy 4: 0.5 in smaller diagonal

Bolt Selfie Q424:

4.5 in

Billy 4:

4 in
Chipset

Bolt Selfie Q424:

Mediatek MT6735 (28 nm)

Billy 4:

Qualcomm MSM8212 Snapdragon 200 (28 nm)
Release year

Bolt Selfie Q424:

2016

Billy 4:

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. Bolt Selfie Q424

Height:

Unknown
Width:

Unknown
Depth:

Unknown

Weight:

Unknown

Unavailable dimensions are omitted from the drawing.
2. Billy 4

Height:

122.5 mm
Width:

64.4 mm
Depth:

9.9 mm

Weight:

109 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. Bolt Selfie Q424

Screen diagonal:

4.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

55.8 cm²
2. Billy 4

Screen diagonal:

4 in

Aspect ratio (height:width):

5:3

Approximate rectangular screen area:

45.5 cm²

Bolt Selfie Q424 has approximately 22.6% more rectangular screen area than Billy 4.

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 Bolt Selfie Q424, Billy 4, compared at the same storage capacity.
Storage	Bolt Selfie Q424	Billy 4
8 GB	1 GB RAM	Unknown

Billy 4: Original memory entry

4 GB · 512 MB RAM

Practical features

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

1. Bolt Selfie Q424

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 32 GB

2. Billy 4

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. Bolt Selfie Q424

1750 mAh

+450 mAh versus Billy 4
2. Billy 4

1300 mAh

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. Bolt Selfie Q4242. Billy 4

Everyday essentials

Everyday essentials — specifications for Bolt Selfie Q424, Billy 4.
Specification	Bolt Selfie Q424	Billy 4
Dimensions (HxWxD)	Х Х mm	122.5 Х 64.4 Х 9.9 mm
Weight	0 g	109 g
Technology	IPS LCD	TFT
Screen size	4.5" inch	4" inch
Screen resolution	480 x 854 px	480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	8 GB 1 GB RAM	4 GB 512 MB RAM
Memory card support	microSD up to 32 GB	microSD up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.	1750 mAh Removable Li-Ion	1300 mAh Removable Li-Ion
Operating system OS	Android 5.1 (Lollipop)	Microsoft Windows Phone 8.1
Chipset	Mediatek MT6735 (28 nm)	Qualcomm MSM8212 Snapdragon 200 (28 nm)
Headphone jack	Yes	Yes

Display

Display — specifications for Bolt Selfie Q424, Billy 4.
Specification	Bolt Selfie Q424	Billy 4
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	55.8 cm2	45.5 cm2
Screen format	16:9 (height:width)	5:3 (height:width)
Screen to body ratio	Unknown	57.7%
PPI /points per inch/	218 PPI	233 PPI

Camera and Video

Camera and Video — specifications for Bolt Selfie Q424, Billy 4.
Specification	Bolt Selfie Q424	Billy 4
Rear camera, main	5 MP Single	8 MP Single
Camera specs	5 MP AF	8 MP AF
Functions	LED flash	LED flash
Video	1080p@30fps	720p@30fps
Front camera, selfie	5 MP Single	1.3 MP Single
Specifications	5 MP	1.3 MP

Performance

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

Performance — specifications for Bolt Selfie Q424, Billy 4.
Specification	Bolt Selfie Q424	Billy 4
Processor CPU	Quad-core 1.0 GHz Cortex-A53	Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU	Mali-T720MP2	Adreno 302
Antutu 7 score *	31728	Unknown

General specs

General specs — specifications for Bolt Selfie Q424, Billy 4.
Specification	Bolt Selfie Q424	Billy 4
Release date	2016 May	2014 June
Colors	Black White	White Black Red Gun Metal Blue Yellow Champing Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	100 EUR	Unknown
Battery life	Stand by time- Up to 260 h Talking time- Up to 18 h	Stand by time- Up to 350 h (2G) / Up to 300 h (3G) Talking time- Up to 7 h (2G) / Up to 4 h 30 min (3G)

Communication and Connectivity

Communication and Connectivity — specifications for Bolt Selfie Q424, Billy 4.
Specification	Bolt Selfie Q424	Billy 4
SIM card	Dual SIM (Micro-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 band 3(1800) 5(850) 40(2300)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed	HSPA LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps
GPRS	Yes	Class 12
Edge	Yes	Class 12
Wi-Fi	Wi-Fi 802.11 b/g/n hotspot	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	2.1	4.0 A2DP
Harmful irradiation	SAR - 0.40 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for Bolt Selfie Q424, Billy 4.
Specification	Bolt Selfie Q424	Billy 4
Radio	FM radio	Stereo FM radio

Other features

Other features — specifications for Bolt Selfie Q424, Billy 4.
Specification	Bolt Selfie Q424	Billy 4
Dop	Sensors Accelerometer proximity	Sensors Accelerometer proximity

Micromax Bolt Selfie Q424 vs Yezz Billy 4