Celkon A66 vs Nokia 8.1

Compare recorded specifications, size and practical differences.

Celkon A66

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Nokia 8.1

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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.

WeightA66: 82 g lighterA66: 98 g · 8.1: 180 g
WidthA66: 8.6 mm narrowerA66: 67.2 mm · 8.1: 75.8 mm
Screen diagonalA66: 1.68 in smaller diagonalA66: 4.5 in · 8.1: 6.18 in
Rear camera layoutSingle / DualA66: Single · 8.1: Dual
Depth8.1: 3 mm thinner8.1: 8 mm · A66: 11 mm
HeightA66: 18.8 mm shorterA66: 136 mm · 8.1: 154.8 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. A66
Height
136 mm
Width
67.2 mm
Depth
11 mm

Weight
98 g
2. 8.1
Height
154.8 mm
Width
75.8 mm
Depth
8 mm

Weight
180 g

Specifications

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Everyday essentials

Everyday essentials
Specification	A66	8.1
Dimensions (HxWxD)	136 Х 67.2 Х 11 mm	154.8 Х 75.8 Х 8 mm
Weight	98 g	180 g
Technology	TFT	IPS LCD
Screen size	4.5" inch	6.18" inch
Screen resolution	480 x 854 px	1080 x 2280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	4 GB 512 MB RAM	64 GB 4 GB RAM - Nokia 8.164/128 GB 4/6 GB RAM - Nokia X7Y
Memory card support	microSD up to 32 GB	microSD up to 400 GB (uses SIM 2 slot)
BatteryCapacity is not battery life. No endurance test is implied.	2000 mAh Li-Ion	3500 mAh Non-removable Li-Ion
Operating system OS	Android 4.1.2 (Jelly Bean)	Android 9.0 (Pie); Android One
Chipset	Unknown	Qualcomm SDM710 Snapdragon 710 (10 nm)
NFC	Unknown	Yes
Headphone jack	Yes	Yes

Display

Display
Specification	A66	8.1
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	Unknown	16M
Screen area	55.8 cm2	95.3 cm2
Screen format	16:9 (height:width)	19:9 (height:width)
Screen to body ratio	61.1%	81.2%
PPI /points per inch/	218 PPI	408 PPI
Screen protection	Unknown	NEG

Camera and Video

Camera and Video
Specification	A66	8.1
Rear camera, main	3.15 MP Single	12 MP Dual
Camera specs	3.15 MP	12 MP f/1.8 1/2.55'' 1.4µm dual pixel PDAF OIS -13 MP
Functions	LED flash	Zeiss optics Dual-LED dual-tone flash panorama HDR
Video	Yes	2160p@30fps 1080p@30fps (gyro-EIS)
Front camera, selfie	0.3 MP Single	20 MP Single
Specifications	VGA	20 MP f/2.0 0.9μm

Performance

Performance
Specification	A66	8.1
Processor CPU	Dual-core 1.2 GHz	Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
Graphics processor GPU	Unknown	Adreno 616
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	177222

General specs

General specs
Specification	A66	8.1
Release date	2014	2018 December
Colors	White Black	Blue Silver steel copper Iron
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	Unknown	400 EUR
Battery life	Stand by time- Up to 160 h Talking time- Up to 5 h	Unknown
Body build	Unknown	Front/back glass aluminum frame

Communication and Connectivity

Communication and Connectivity
Specification	A66	8.1
SIM card	Dual SIM	Hybrid 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 / 1900 / 2100 -4G - LTE
Speed	Unknown	HSPA 42.2/5.76 Mbps LTE-A (2CA) Cat6 300/50 Mbps
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n hotspot	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 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	2.0	5.0 A2DP LE
Harmful irradiation	SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)	Unknown

Music and Audio

Music and Audio
Specification	A66	8.1
Radio	FM radio	No
Others	Unknown	Active noise cancellation with dedicated mic

Other features

Other features
Specification	A66	8.1
Dop	Sensors Accelerometer proximity	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity compass - Fast battery charging 2A/9V (18W) - Versions: Nokia 8.1 (Global); Nokia X7 (China)