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Tecno Phantom 8
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Phone Insight
Full Specifications October 20, 2026
Tecno · 2018

Tecno Phantom 8

Tecno Phantom 8 Android smartphone. Announced Apr 2018. Features 5.7″ display, MT6757T Helio P25 chipset, 3500 mAh battery, 64 GB storage, 6 GB RAM, Corning Gorilla Glass 3.

Display 5.7"
Chipset Helio P25
RAM 6 GB
Storage 64GB storage, microSDXC
Camera 13 MP
Battery 3500 mAh
Build 185g, 7.9mm thickness

Launch

Announced 2018, April. Released 2018, April
Status Discontinued

Platform

OS Android 7.0 (Nougat)
Chipset Mediatek MT6757T Helio P25 (16 nm)
CPU Octa-core (4x2.6 GHz Cortex-A53 & 4x1.6 GHz Cortex-A53)
GPU Mali-T880MP2

Display

Type IPS LCD
Size 5.7 inches, 89.6 cm 2 (~70.4% screen-to-body ratio)
Resolution 1080 x 1920 pixels, 16:9 ratio (~386 ppi density)
Protection Corning Gorilla Glass 3

Memory

Card slot microSDXC (uses shared SIM slot)
Internal 64GB 6GB RAM

Main Camera

Dual 12 MP, f/2.0, PDAF 13 MP, f/2.6
Features Dual-LED dual-tone flash, HDR, panorama
Video 4K@30fps, 1080p@30fps

Selfie camera

Single 20 MP, f/2.0, (wide)
Features Dual-LED dual-tone flash, HDR
Video 1080p@30fps

Body

Dimensions 160 x 79.5 x 7.9 mm (6.30 x 3.13 x 0.31 in)
Weight 185 g (6.53 oz)
SIM Nano-SIM + Micro-SIM

Battery

Type Li-Ion 3500 mAh, non-removable
Charging 10W wired

Sound

Loudspeaker Yes
3.5mm jack Yes

Comms

WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 4.2, A2DP, LE
Positioning GPS
NFC No
Radio FM radio
USB USB Type-C 2.0, OTG

Network

Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1800 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps

Features

Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass

Misc

Colors Galaxy Blue, Champagne Gold, Phantom Black
Models AX8, AX8S
In depth

Full specifications

Announced 2018, April. Released 2018, April
Status Discontinued
OS Android 7.0 (Nougat)
Chipset Mediatek MT6757T Helio P25 (16 nm)
CPU Octa-core (4x2.6 GHz Cortex-A53 & 4x1.6 GHz Cortex-A53)
GPU Mali-T880MP2
Type IPS LCD
Size 5.7 inches, 89.6 cm 2 (~70.4% screen-to-body ratio)
Resolution 1080 x 1920 pixels, 16:9 ratio (~386 ppi density)
Protection Corning Gorilla Glass 3
Card slot microSDXC (uses shared SIM slot)
Internal 64GB 6GB RAM
Dual 12 MP, f/2.0, PDAF 13 MP, f/2.6
Features Dual-LED dual-tone flash, HDR, panorama
Video 4K@30fps, 1080p@30fps
Single 20 MP, f/2.0, (wide)
Features Dual-LED dual-tone flash, HDR
Video 1080p@30fps
Dimensions 160 x 79.5 x 7.9 mm (6.30 x 3.13 x 0.31 in)
Weight 185 g (6.53 oz)
SIM Nano-SIM + Micro-SIM
Type Li-Ion 3500 mAh, non-removable
Charging 10W wired
Loudspeaker Yes
3.5mm jack Yes
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 4.2, A2DP, LE
Positioning GPS
NFC No
Radio FM radio
USB USB Type-C 2.0, OTG
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1800 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Colors Galaxy Blue, Champagne Gold, Phantom Black
Models AX8, AX8S
PhoneInsight Benchmark
34.7/100
Entry-level

A specs-derived composite score, not a lab benchmark -- useful for ranking and comparison.

Processor 23.3
Display 65
Camera 63.4
Battery 55.2
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