Micromax Bolt A066 vs vivo X23: 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.

Display technology

OLED versus LCD

Bolt A066:

LCD

X23:

OLED
Screen diagonal

Bolt A066: 2.91 in smaller diagonal

Bolt A066:

3.5 in

X23:

6.41 in
Chipset

Bolt A066:

Mediatek MT6571 (28 nm)

X23:

Qualcomm SDM670 Snapdragon 670 (10 nm)
Rear camera layout

Bolt A066:

Single

X23:

Dual
Release year

Bolt A066:

2014

X23:

2018

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 A066

Height:

Unknown
Width:

Unknown
Depth:

Unknown

Weight:

Unknown

Unavailable dimensions are omitted from the drawing.
2. X23

Height:

157.7 mm
Width:

74.1 mm
Depth:

7.5 mm

Weight:

Unknown

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 A066

Screen diagonal:

3.5 in

Aspect ratio (height:width):

3:2

Approximate rectangular screen area:

36.5 cm²
2. X23

Screen diagonal:

6.41 in

Aspect ratio (height:width):

19.5:9

Approximate rectangular screen area:

100.9 cm²

X23 has approximately 176.5% more rectangular screen area than Bolt A066.

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 A066, X23, compared at the same storage capacity.
Storage	Bolt A066	X23
128 GB	Unknown	8 GB RAM

Bolt A066: 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 A066

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

2. X23

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: No

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 A066

1300 mAh
2. X23

3400 mAh

+2100 mAh versus Bolt A066

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 A0662. X23

Everyday essentials

Everyday essentials — specifications for Bolt A066, X23.
Specification	Bolt A066	X23
Dimensions (HxWxD)	Х Х mm	157.7 Х 74.1 Х 7.5 mm
Weight	0 g	0 g
Technology	IPS LCD	Super AMOLED
Screen size	3.5" inch	6.41" inch
Screen resolution	320 x 480 px	1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	4 GB 512 MB RAM	128 GB 8 GB RAM
Memory card support	microSD up to 32 GB	No
Battery Capacity is not battery life. No endurance test is implied.	1300 mAh Removable Li-Ion	3400 mAh Non-removable Li-Ion
Operating system OS	Android 4.4.2 (KitKat)	Android 8.1 (Oreo); Funtouch 4.5
Chipset	Mediatek MT6571 (28 nm)	Qualcomm SDM670 Snapdragon 670 (10 nm)
Headphone jack	Yes	Yes

Display

Display — specifications for Bolt A066, X23.
Specification	Bolt A066	X23
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	36.5 cm2	100.9 cm2
Screen format	3:2 (height:width)	19.5:9 (height:width)
Screen to body ratio	Unknown	86.3%
PPI /points per inch/	165 PPI	402 PPI

Camera and Video

Camera and Video — specifications for Bolt A066, X23.
Specification	Bolt A066	X23
Rear camera, main	2 MP Single	12 MP Dual
Camera specs	2 MP	12 MP f/1.8 1/2.55'' 1.4µm dual pixel PDAF -13 MP f/2.4
Functions	Unknown	HDR
Video	480p	1080p@30fps
Front camera, selfie	0.3 MP Single	12 MP Single
Specifications	VGA	12 MP

Performance

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

Performance — specifications for Bolt A066, X23.
Specification	Bolt A066	X23
Processor CPU	Dual-core 1.3 GHz Cortex-A7	Octa-core (4x2.0 GHz Kryo 360 & 4x1.8 GHz Kryo 360)
Graphics processor GPU	Mali-400	Adreno 615
Antutu 7 score *	Unknown	146328

General specs

General specs — specifications for Bolt A066, X23.
Specification	Bolt A066	X23
Release date	2014 May	2018 September
Colors	Tranquil Green Pristine White Raging Red Smokey Grey	Phantom Purple Magic Night Phantom Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	Unknown	500 EUR
Battery life	Stand by time- Up to 160 h Talking time- Up to 6 h	Unknown

Communication and Connectivity

Communication and Connectivity — specifications for Bolt A066, X23.
Specification	Bolt A066	X23
SIM card	Dual SIM	Dual SIM (Nano-SIM dual stand-by)
Network	Unknown	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 8(900) 34(2000) 38(2600) 39(1900) 40(2300) 41(2500)
Speed	Unknown	HSPA 42.2/5.76 Mbps LTE-A (2CA) Cat6 300/150 Mbps
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot
GPS	No	Yes with A-GPS GLONASS
USB	microUSB 2.0	microUSB 2.0 USB On-The-Go
Bluetooth	4.0 A2DP	5.0 A2DP EDR LE aptX
Harmful irradiation	SAR EU - 0.37 W/kg (head) 0.41 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for Bolt A066, X23.
Specification	Bolt A066	X23
Radio	FM radio	FM radio
Others	Unknown	32-bit/192kHz audio -Active noise cancellation with dedicated mic

Other features

Other features — specifications for Bolt A066, X23.
Specification	Bolt A066	X23
Dop	Sensors Accelerometer proximity	Sensors Fingerprint (under display) accelerometer proximity compass - Fast battery charging 10V/2.25A 22.5W

Micromax Bolt A066 vs vivo X23