Screen size
Zenfone 5z ZS620KLWinner: 6.2"+4.8%
Zenfone 85.9"
Quick verdict
Zenfone 8 leads the measured specs 16-4.
Measured wins
Zenfone 5z ZS620KL
4
spec wins
Ties
3
equal specs
Zenfone 8
16
spec wins
Overall winner
Screen size
Technology
Zenfone 5z ZS620KL
GSM / CDMA / HSPA / LTE
Zenfone 8
GSM / HSPA / LTE / 5G
2G bands
Zenfone 5z ZS620KL
GSM 850 / 900 / 1800 / 1900 , CDMA 800 & TD-SCDMA - C version
Zenfone 8
GSM 850 / 900 / 1800 / 1900
3G bands
Zenfone 5z ZS620KL
HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 - B version, C version, HSDPA 800 / 850 / 900 / 1900 / 2100 - A version
Zenfone 8
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
equal specs3.5mm jack
equal specsSD card
Stereo speakers
Zenfone 5z ZS620KL
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41 - B version, C version, 1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28, 38, 39, 40, 41 - A version
Zenfone 8
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 - International, 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 30, 34, 38, 39, 40, 41, 42, 66, 71 - USA
Speed
Zenfone 5z ZS620KL
HSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 1200/150 Mbps
Zenfone 8
HSPA 42.2/5.76 Mbps, LTE (5CA) Cat20 2000/150 Mbps, 5G
5G bands
Zenfone 5z ZS620KL
-
Zenfone 8
1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78 SA/NSA - International, 1, 2, 3, 5, 7, 8, 12, 20, 25, 38, 40, 66, 71, 77, 78 SA/NSA - USA
Announced
Zenfone 5z ZS620KL
2018, February. Released 2018, June
Zenfone 8
2021, May 12
Status
Zenfone 5z ZS620KL
Discontinued
Zenfone 8
Available. Released 2021, May 13
Dimensions
Zenfone 5z ZS620KL
153 x 75.7 x 7.9 mm (6.02 x 2.98 x 0.31 in)
Zenfone 8
148 x 68.5 x 8.9 mm (5.83 x 2.70 x 0.35 in)
Weight
Zenfone 5z ZS620KL
165 g (5.82 oz)
Zenfone 8
169 g (5.96 oz)
Build
Zenfone 5z ZS620KL
Glass front (Gorilla Glass), aluminum back, aluminum frame
Zenfone 8
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass 3), aluminum frame
SIM
Zenfone 5z ZS620KL
Nano-SIM + Nano-SIM
Zenfone 8
Nano-SIM + Nano-SIM
Other
Zenfone 5z ZS620KL
-
Zenfone 8
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Type
Zenfone 5z ZS620KL
IPS LCD
Zenfone 8
Super AMOLED, 120Hz, HDR10+, 700 nits (HBM), 1100 nits (peak)
Size
Zenfone 5z ZS620KL
6.2 inches, 96.9 cm2 (~83.6% screen-to-body ratio)
Zenfone 8
5.9 inches, 84.0 cm2 (~82.9% screen-to-body ratio)
Resolution
Zenfone 5z ZS620KL
1080 x 2246 pixels, 18.7:9 ratio (~402 ppi density)
Zenfone 8
1080 x 2400 pixels, 20:9 ratio (~446 ppi density)
Protection
Zenfone 5z ZS620KL
Corning Gorilla Glass (unspecified version)
Zenfone 8
Corning Gorilla Glass Victus
OS
Zenfone 5z ZS620KL
Android 8.0 (Oreo), upgradable to Android 10
Zenfone 8
Android 11, upgradable to Android 13
Chipset
Zenfone 5z ZS620KL
Qualcomm SDM845 Snapdragon 845 (10 nm)
Zenfone 8
Qualcomm SM8350 Snapdragon 888 5G (5 nm)
CPU
Zenfone 5z ZS620KL
Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
Zenfone 8
Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
GPU
Zenfone 5z ZS620KL
Adreno 630
Zenfone 8
Adreno 660
Card slot
Zenfone 5z ZS620KL
microSDXC (uses shared SIM slot)
Zenfone 8
No
Internal
Zenfone 5z ZS620KL
64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM, 256GB 8GB RAM
Zenfone 8
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 256GB 16GB RAM
Other
Zenfone 5z ZS620KL
-
Zenfone 8
UFS 3.1
Dual
Zenfone 5z ZS620KL
12 MP, f/1.8, 24mm (wide), 1/2.55", 1.4µm, PDAF, 4-axis OIS 8 MP, f/2.0, 12mm (ultrawide), 1/4.0", 1.12µm, no AF
Zenfone 8
64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF, OIS 12 MP, f/2.2, 112˚, 14mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF
Features
Zenfone 5z ZS620KL
Dual-LED dual-tone flash, HDR, panorama
Zenfone 8
LED flash, HDR, panorama
Video
Zenfone 5z ZS620KL
4K@30fps, 1080p@60/120fps, 1080p@30fps (gyro-EIS), 720p@240fps
Zenfone 8
8K@24fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR
Single
Zenfone 5z ZS620KL
8 MP, f/2.0, 24mm (wide), 1/4.0", 1.12µm
Zenfone 8
12 MP, f/2.5, 28mm (standard), 1/2.93", 1.22µm, dual pixel PDAF
Features
Zenfone 5z ZS620KL
HDR
Zenfone 8
-
Video
Zenfone 5z ZS620KL
1080p@30fps (gyro-EIS)
Zenfone 8
4K@30fps, 1080p@30/60fps
Loudspeaker
Zenfone 5z ZS620KL
Yes, with dual speakers
Zenfone 8
Yes, with stereo speakers
3.5mm jack
Zenfone 5z ZS620KL
Yes
Zenfone 8
Yes
Other
Zenfone 5z ZS620KL
24-bit/192kHz Hi-Res audio
Zenfone 8
32-bit/384kHz Hi-Res audio
WLAN
Zenfone 5z ZS620KL
Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct
Zenfone 8
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
Bluetooth
Zenfone 5z ZS620KL
v5.0, A2DP, LE
Zenfone 8
5.2, A2DP, LE, aptX HD, aptX Adaptive
Positioning
Zenfone 5z ZS620KL
GPS, GLONASS, BDS
Zenfone 8
GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
NFC
Zenfone 5z ZS620KL
Yes
Zenfone 8
Yes
Radio
Zenfone 5z ZS620KL
FM radio
Zenfone 8
FM radio (market/region dependent)
USB
Zenfone 5z ZS620KL
USB Type-C 2.0, OTG
Zenfone 8
USB Type-C 2.0, OTG
Sensors
Zenfone 5z ZS620KL
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Zenfone 8
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
Zenfone 5z ZS620KL
Li-Ion 3300 mAh, non-removable
Zenfone 8
Li-Po 4000 mAh
Charging
Zenfone 5z ZS620KL
18W wired
Zenfone 8
30W wired, PD3.0, 60% in 25 min, 100% in 80 min Reverse wired
Colors
Zenfone 5z ZS620KL
Midnight Blue, Meteor Silver
Zenfone 8
Obsidian Black, Horizon Silver
Models
Zenfone 5z ZS620KL
Z01RD
Zenfone 8
ZS590KS, ZS590KS-2A007EU, I006D
Price
Zenfone 5z ZS620KL
About 500 EUR
Zenfone 8
About 290 EUR