Infinix Smart3 Plus vs TECNO Phantom 8

Compare recorded specifications, size and practical differences.

Infinix Smart3 Plus

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TECNO Phantom 8

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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.

WeightSmart3 Plus: 37 g lighterSmart3 Plus: 148 g · Phantom 8: 185 g
WidthSmart3 Plus: 3.5 mm narrowerSmart3 Plus: 76 mm · Phantom 8: 79.5 mm
Screen diagonalPhantom 8: 0.5 in smaller diagonalPhantom 8: 5.7 in · Smart3 Plus: 6.2 in
ChipsetMediatek MT6761 Helio A22 (12 nm) / Mediatek MT6757T Helio P25 (16 nm)Smart3 Plus: Mediatek MT6761 Helio A22 (12 nm) · Phantom 8: Mediatek MT6757T Helio P25 (16 nm)
Rear camera layoutTriple / DualSmart3 Plus: Triple · Phantom 8: Dual
HeightSmart3 Plus: 3 mm shorterSmart3 Plus: 157 mm · Phantom 8: 160 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. Smart3 Plus
Height
157 mm
Width
76 mm
Depth
7.8 mm

Weight
148 g
2. Phantom 8
Height
160 mm+3 mm versus Smart3 Plus
Width
79.5 mm+3.5 mm versus Smart3 Plus
Depth
7.9 mm

Weight
185 g

Weight

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

1. Smart3 Plus148 g
2. Phantom 8185 g

+37 g versus Smart3 Plus

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.

Screen size

1. Smart3 Plus 6.2 in · 19:9 About 95.9 cm² rectangular area
2. Phantom 8 5.7 in · 16:9 About 89.6 cm² rectangular area

Smart3 Plus has approximately 7.1% more rectangular screen area than Phantom 8.

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	Smart3 Plus	Phantom 8
64 GB	Unknown	6 GB RAM

Smart3 Plus: Original memory entry

32 GB · 2/3 GB 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. Smart3 Plus

NFC: Unknown
Headphone jack: Yes
Memory card support: See details microSD

2. Phantom 8

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. Smart3 Plus3500 mAh
2. Phantom 83500 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. Smart3 Plus2. Phantom 8

Everyday essentials

Everyday essentials
Specification	Smart3 Plus	Phantom 8
Dimensions (HxWxD)	157 Х 76 Х 7.8 mm	160 Х 79.5 Х 7.9 mm
Weight	148 g	185 g
Technology	LTPS IPS LCD	IPS LCD
Screen size	6.2" inch	5.7" inch
Screen resolution	720 x 1520 px	1080 x 1920 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	32 GB 2/3 GB RAM	64 GB 6 GB RAM
Memory card support	microSD	microSD up to 256 GB
BatteryCapacity is not battery life. No endurance test is implied.	3500 mAh Non-removable Li-Po	3500 mAh Non-removable Li-Ion
Operating system OS	Android 9.0 (Pie)	Android 7.0 (Nougat)
Chipset	Mediatek MT6761 Helio A22 (12 nm)	Mediatek MT6757T Helio P25 (16 nm)
Headphone jack	Yes	Yes

Display

Display
Specification	Smart3 Plus	Phantom 8
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	97.4 cm2	89.6 cm2
Screen format	19:9 (height:width)	16:9 (height:width)
Screen to body ratio	81.6%	70.4%
PPI /points per inch/	269 PPI	386 PPI
Screen protection	Unknown	Corning Gorilla Glass 3

Camera and Video

Camera and Video
Specification	Smart3 Plus	Phantom 8
Rear camera, main	13 MP Triple	12 MP Dual
Camera specs	13 MP f/1.8 PDAF -2 MP -QVGA	12 MP f/2.0 PDAF -13 MP f/2.6
Functions	Dual-LED flash	Dual-LED dual-tone flash HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	8 MP Single	20 MP Single
Specifications	8 MP	20 MP f/2.0

Performance

Performance
Specification	Smart3 Plus	Phantom 8
Processor CPU	Quad-core 2.0 GHz Cortex-A53	Octa-core (4x2.6 GHz Cortex-A53 & 4x1.6 GHz Cortex-A53)
Graphics processor GPU	PowerVR GE8320	Mali-T880MP2
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	56322	Unknown
Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	65232

General specs

General specs
Specification	Smart3 Plus	Phantom 8
Release date	2019 April	2018 April
Colors	Midnight Black Aqua Blue Cosmic Purple Bordeaux Red	Galaxy Blue Champagne Gold Phantom Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	7000 INR	Unknown

Communication and Connectivity

Communication and Connectivity
Specification	Smart3 Plus	Phantom 8
SIM card	Dual SIM (Micro-SIM dual stand-by)	Dual SIM (Micro-SIM/Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1800 / 1900 / 2100 -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 20(800) 28(700) 38(2600) 40(2300)
Speed	HSPA 21.1/5.76 Mbps LTE Cat4 150/50 Mbps	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 with A-GPS	Yes with A-GPS
USB	microUSB 2.0 USB On-The-Go	2.0 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	5.0 A2DP LE	4.2 A2DP LE

Music and Audio

Music and Audio
Specification	Smart3 Plus	Phantom 8
Radio	FM radio	FM radio

Other features

Other features
Specification	Smart3 Plus	Phantom 8
Dop	Sensors Fingerprint (rear-mounted) accelerometer proximity compass	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity compass - Fast battery charging

Infinix Smart3 Plus vs TECNO Phantom 8