BLU J4 vs Oppo N3

Compare recorded specifications, size and practical differences.

BLU J4

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Oppo N3

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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.

WeightJ4: 34 g lighterJ4: 158 g · N3: 192 g
WidthJ4: 4.7 mm narrowerJ4: 72.3 mm · N3: 77 mm
Memory variantsAt 32 GB storageJ4: 1 GB RAM · N3: 2 GB RAM
HeightJ4: 10.2 mm shorterJ4: 151 mm · N3: 161.2 mm
Release year2019 / 2014J4: 2019 · N3: 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.

Front

Side

1. J4
Height
151 mm
Width
72.3 mm
Depth
10 mm

Weight
158 g
2. N3
Height
161.2 mm
Width
77 mm
Depth
9.9 mm

Weight
192 g

Specifications

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Everyday essentials

Everyday essentials
Specification	J4	N3
Dimensions (HxWxD)	151 Х 72.3 Х 10 mm	161.2 Х 77 Х 9.9 mm
Weight	158 g	192 g
Technology	IPS LCD	IPS LCD
Screen size	5.5" inch	5.5" inch
Screen resolution	720 x 1440 px	1080 x 1920 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	32GB 1GB RAM	32 GB 2 GB RAM
Memory card support	microSDXC	microSD up to 256 GB (uses SIM 2 slot)
BatteryCapacity is not battery life. No endurance test is implied.	2200 mAh Removable Li-Po	3000 mAh Non-removable Li-Po
Operating system OS	Android 8.1 Oreo (Go edition)	Android 4.4.4 (KitKat); ColorOS 2
Chipset	Unknown	Qualcomm MSM8974AA Snapdragon 801 (28 nm)
NFC	Unknown	Yes
Headphone jack	Yes	Yes

Display

Display
Specification	J4	N3
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	78.1 cm2	82.6 cm2
Screen format	18:9 (height:width)	16:9 (height:width)
Screen to body ratio	71.5%	66.5%
PPI /points per inch/	293 PPI	403 PPI
Screen protection	Unknown	Corning Gorilla Glass 3

Camera and Video

Camera and Video
Specification	J4	N3
Rear camera, main	8 MP Single	16 MP Single
Camera specs	8 MP AF	16 MP 1/2.3'' 1.34µm AF
Functions	LED flash	LED flash
Video	720p@30fps	1080p@60fps 720p@120fps
Front camera, selfie	8 MP Single	16 MP Single
Specifications	8 MP	16 MP AF

Performance

Performance
Specification	J4	N3
Processor CPU	Quad-core 1.3 GHz Cortex-A7	Quad-core 2.3 GHz Krait 400
Graphics processor GPU	Mali-400	Adreno 330
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	36114

General specs

General specs
Specification	J4	N3
Release date	2019 October	2014 October
Colors	Blue Black Brown	White
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	70 EUR	550 EUR

Communication and Connectivity

Communication and Connectivity
Specification	J4	N3
SIM card	Dual SIM (Nano-SIM dual stand-by)	Hybrid Dual SIM (Nano-SIM/ Micro-SIM)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 4(1700/2100) 7(2600) 8(900) 17(700) 20(800) 28(700) 40(2300)
Speed	HSPA 21.1/5.76 Mbps	HSPA LTE
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n Wi-Fi Direct hotspot	Wi-Fi 802.11 a/b/g/n/ac Wi-Fi Direct DLNA hotspot
GPS	Yes with A-GPS	Yes with A-GPS GLONASS
USB	microUSB 2.0	microUSB 2.0 USB Host
Bluetooth	4.1 A2DP LE	4.0 A2DP

Music and Audio

Music and Audio
Specification	J4	N3
Radio	FM radio	No
Others	Unknown	Active noise cancellation with dedicated mic

Other features

Other features
Specification	J4	N3
Dop	Sensors Accelerometer For USA	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity compass - O-Click 2.0 bluetooth remote control -Fast battery charging: 75% in 30 min (VOOC Flash Charge)