| Network |
| Technology | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G bands | HSDPA 850 / 900 / 2100 |
| 4G bands | 1, 3, 5, 8, 38, 40, 41 |
| Speed | HSPA 42.2/5.76 Mbps, LTE (2CA) Cat13 600/100 Mbps |
| Display |
| Type | IPS LCD |
| Size | 6.23 inches, 96.9 cm2 (~82.5% screen-to-body ratio) |
| Resolution | 1080 x 2280 pixels, 19:9 ratio (~405 ppi density) |
| Protection | Corning Gorilla Glass 5 |
| Body |
| Dimensions | 156 x 75.3 x 7.8 mm (6.14 x 2.96 x 0.31 in) |
| Weight | 158 g (5.57 oz) |
| Build | Glass front (Gorilla Glass 5), plastic back, plastic frame |
| SIM | Dual SIM (Nano-SIM, dual stand-by) |
| Memory |
| Card slot | microSDXC (dedicated slot) |
| Internal | 64GB 4GB RAM, 128GB 6GB RAM
eMMC 5.1 |
| Battery |
| Type | Li-Ion 3400 mAh, non-removable |
| Main Camera |
| Features | LED flash, HDR, panorama |
| Video | 1080p@30fps |
| Single | 16 MP, f/1.8, PDAF |
| Selfie camera |
| Single | 25 MP, f/2.0, 1/2.8", 0.9µm |
| Video | 1080p@30fps |
| 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 | microUSB 2.0, OTG |
| Platform |
| OS | Android 8.1 (Oreo), ColorOS 5 |
| Chipset | Mediatek MT6771 Helio P60 (12 nm) |
| CPU | Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) |
| GPU | Mali-G72 MP3 |
| Features |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
| Sound |
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
| Misc |
| Colors | Solar Red, Diamond Black, Moonlight Silver |
| Models | CPH1819, CPH1821, 1821, CPH1821EX |
| Launch |
| Announced | 2018, March |
| Status | Available. Released 2018, April |
| Tests |
| Performance |
AnTuTu: 139414 (v7)
GeekBench: 5901 (v4.4)
GFXBench: 6.7fps (ES 3.1 onscreen) |
| Display |
Contrast ratio: 1956:1 (nominal), 3.333 (sunlight) |
| Camera |
Photo / Video |
| Loudspeaker |
Voice 68dB / Noise 73dB / Ring 84dB
|
| Battery (old) |
Endurance rating 91h
|
| Audio quality |
Noise -92.5dB / Crosstalk -91.2dB |
