Celkon A402 vs Nokia X71

Compare recorded specifications, size and practical differences.

Celkon A402

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Nokia X71

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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.

WeightA402: 76 g lighterA402: 104 g · X71: 180 g
WidthA402: 12.5 mm narrowerA402: 64 mm · X71: 76.5 mm
Screen diagonalA402: 2.39 in smaller diagonalA402: 4 in · X71: 6.39 in
ChipsetSpreadtrum 7715 / Qualcomm SDM660 Snapdragon 660 (14 nm)A402: Spreadtrum 7715 · X71: Qualcomm SDM660 Snapdragon 660 (14 nm)
Rear camera layoutSingle / TripleA402: Single · X71: Triple
DepthX71: 2.2 mm thinnerX71: 8 mm · A402: 10.2 mm

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.

Front

Side

1. A402
Height
125.5 mm
Width
64 mm
Depth
10.2 mm+2.2 mm versus X71

Weight
104 g
2. X71
Height
157.2 mm+31.7 mm versus A402
Width
76.5 mm+12.5 mm versus A402
Depth
8 mm

Weight
180 g

Weight

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

1. A402104 g
2. X71180 g

+76 g versus A402

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.

At least two phones need compatible screen dimensions for a drawing.

1. A402 4 in · 5:3 About 45.5 cm² rectangular area
2. X71 Screen geometry unavailable or conflicting

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 by storage capacity and phone
Storage	A402	X71
128 GB	Unknown	6 GB RAM

A402: 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. A402

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

2. X71

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 capacity

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

1. A4022000 mAh
2. X713500 mAh

+1500 mAh versus A402

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. A4022. X71

Everyday essentials

Everyday essentials
Specification	A402	X71
Dimensions (HxWxD)	125.5 Х 64 Х 10.2 mm	157.2 Х 76.5 Х 8 mm
Weight	104 g	180 g
Technology	Unknown	IPS LCD
Screen size	4" inch	6.39" inch
Screen resolution	480 x 800 px	1080 x 2316 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	4 GB 512 MB RAM	128 GB 6 GB RAM
Memory card support	microSD up to 32 GB	microSD up to 256 GB
BatteryCapacity is not battery life. No endurance test is implied.	2000 mAh Li-Ion	3500 mAh Non-removable Li-Po
Operating system OS	Android 4.4.2 (KitKat)	Android 9.0 (Pie); Android One
Chipset	Spreadtrum 7715	Qualcomm SDM660 Snapdragon 660 (14 nm)
Headphone jack	Yes	Yes

Display

Display
Specification	A402	X71
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	Unknown	16M
Screen area	45.5 cm2	100.9 cm2
Screen format	5:3 (height:width)	Unknown
Screen to body ratio	56.7%	83.9%
PPI /points per inch/	233 PPI	0 PPI

Camera and Video

Camera and Video
Specification	A402	X71
Rear camera, main	3.15 MP Single	48 MP Triple
Camera specs	3.15 MP	48 MP f/1.8 1/2'' 0.8µm PDAF -8 MP 13mm (ultrawide) -5 MP f/2.4 depth sensor
Functions	LED flash	Zeiss optics Dual-LED flash panorama HDR
Video	Yes	1080p@30fps
Front camera, selfie	1.3 MP Single	16 MP Single
Specifications	1.3 MP	16 MP f/2.0

Performance

Performance
Specification	A402	X71
Processor CPU	1.2 GHz	Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU	Mali-400	Adreno 512
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	142562
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	1455
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	5075

General specs

General specs
Specification	A402	X71
Release date	2015 June	2019 April
Colors	White Black Blue Silver	Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	Unknown	290 EUR
Body build	Unknown	Front/back glass aluminum frame

Communication and Connectivity

Communication and Connectivity
Specification	A402	X71
SIM card	Dual SIM	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 28(700) 38(2600) 40(2300) 41(2500)
Speed	Yes 384 kbps	HSPA LTE-A
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot
GPS	Yes	Yes with A-GPS GLONASS BDS
USB	microUSB 2.0	2.0 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	4.0 A2DP	5.0 A2DP LE aptX
Harmful irradiation	SAR EU - 0.46 W/kg (head) 0.82 W/kg (body)	Unknown

Music and Audio

Music and Audio
Specification	A402	X71
Radio	FM radio	Unknown
Others	Unknown	Active noise cancellation with dedicated mic

Other features

Other features
Specification	A402	X71
Dop	Sensors Accelerometer	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity compass - Fast battery charging 18W - For China