Screen size
Zenfone 3 Ultra ZU680KLWinner: 6.8"+1.9%
Zenfone 8 Flip6.7"
Quick verdict
Zenfone 8 Flip leads the measured specs 16-4.
Measured wins
Zenfone 3 Ultra ZU680KL
4
spec wins
Ties
2
equal specs
Zenfone 8 Flip
16
spec wins
Overall winner
Screen size
Technology
Zenfone 3 Ultra ZU680KL
GSM / HSPA / LTE
Zenfone 8 Flip
GSM / HSPA / LTE / 5G
2G bands
Zenfone 3 Ultra ZU680KL
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Zenfone 8 Flip
GSM 850 / 900 / 1800 / 1900
3G bands
Zenfone 3 Ultra ZU680KL
HSDPA 850 / 900 / 1900 / 2100 / 800
Zenfone 8 Flip
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Zenfone 3 Ultra ZU680KL
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
3.5mm jack
SD card
equal specsStereo speakers
1, 3, 5, 7, 8, 18, 19, 20, 26, 28, 38, 40, 41
Zenfone 8 Flip
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
Speed
Zenfone 3 Ultra ZU680KL
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Zenfone 8 Flip
HSPA 42.2/5.76 Mbps, LTE (6CA) Cat20 2000/150 Mbps, 5G
5G bands
Zenfone 3 Ultra ZU680KL
-
Zenfone 8 Flip
1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78, 77, 78 SA/NSA
Announced
Zenfone 3 Ultra ZU680KL
2016, May. Released 2016, August
Zenfone 8 Flip
2021, May 12
Status
Zenfone 3 Ultra ZU680KL
Discontinued
Zenfone 8 Flip
Available. Released 2021, May 13
Dimensions
Zenfone 3 Ultra ZU680KL
186.4 x 93.9 x 6.8 mm (7.34 x 3.70 x 0.27 in)
Zenfone 8 Flip
165 x 77.3 x 9.6 mm (6.50 x 3.04 x 0.38 in)
Weight
Zenfone 3 Ultra ZU680KL
233 g (8.22 oz)
Zenfone 8 Flip
230 g (8.11 oz)
SIM
Zenfone 3 Ultra ZU680KL
Nano-SIM + Nano-SIM
Zenfone 8 Flip
Nano-SIM + Nano-SIM
Build
Zenfone 3 Ultra ZU680KL
-
Zenfone 8 Flip
Glass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frame
Type
Zenfone 3 Ultra ZU680KL
IPS LCD
Zenfone 8 Flip
Super AMOLED, 90Hz, HDR10+, 700 nits (HBM), 1000 nits (peak)
Size
Zenfone 3 Ultra ZU680KL
6.8 inches, 127.5 cm2 (~72.8% screen-to-body ratio)
Zenfone 8 Flip
6.67 inches, 107.4 cm2 (~84.2% screen-to-body ratio)
Resolution
Zenfone 3 Ultra ZU680KL
1080 x 1920 pixels, 16:9 ratio (~324 ppi density)
Zenfone 8 Flip
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection
Zenfone 3 Ultra ZU680KL
Corning Gorilla Glass 4
Zenfone 8 Flip
Corning Gorilla Glass 6
OS
Zenfone 3 Ultra ZU680KL
Android 6.1 (Marshmallow), ZenUI 3
Zenfone 8 Flip
Android 11, upgradable to Android 13
Chipset
Zenfone 3 Ultra ZU680KL
Qualcomm MSM8976 Snapdragon 652 (28 nm)
Zenfone 8 Flip
Qualcomm SM8350 Snapdragon 888 5G (5 nm)
CPU
Zenfone 3 Ultra ZU680KL
Octa-core (4x1.8 GHz Cortex-A72 & 4x1.4 GHz Cortex-A53)
Zenfone 8 Flip
Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
GPU
Zenfone 3 Ultra ZU680KL
Adreno 510
Zenfone 8 Flip
Adreno 660
Card slot
Zenfone 3 Ultra ZU680KL
microSDXC (uses shared SIM slot)
Zenfone 8 Flip
microSDXC (dedicated slot)
Internal
Zenfone 3 Ultra ZU680KL
32GB 3GB RAM, 64GB 3GB RAM, 128GB 4GB RAM
Zenfone 8 Flip
128GB 8GB RAM, 256GB 8GB RAM
Other
Zenfone 3 Ultra ZU680KL
eMMC 5.1
Zenfone 8 Flip
UFS 3.1
Single
Zenfone 3 Ultra ZU680KL
23 MP, f/2.0, 1/2.6", 1.0µm, PDAF, 4-axis OIS
Zenfone 8 Flip
-
Features
Zenfone 3 Ultra ZU680KL
Laser AF, Dual-LED dual-tone flash, HDR, panorama
Zenfone 8 Flip
Dual-LED flash, HDR, auto panorama (motorized rotation)
Video
Zenfone 3 Ultra ZU680KL
1080p@30fps
Zenfone 8 Flip
8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR
Triple
Zenfone 3 Ultra ZU680KL
-
Zenfone 8 Flip
64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF 8 MP, f/2.4, 80mm (telephoto), PDAF, 3x optical zoom 12 MP, f/2.2, 112˚, 14mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF
Single
Zenfone 3 Ultra ZU680KL
8 MP, f/2.0
Zenfone 8 Flip
-
Video
Zenfone 3 Ultra ZU680KL
1080p@30fps
Zenfone 8 Flip
8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR
Triple
Zenfone 3 Ultra ZU680KL
-
Zenfone 8 Flip
Motorized flip-up main camera module
Features
Zenfone 3 Ultra ZU680KL
-
Zenfone 8 Flip
Dual-LED flash, HDR, auto panorama (motorized rotation)
Loudspeaker
Zenfone 3 Ultra ZU680KL
Yes, dual speakers
Zenfone 8 Flip
Yes, with stereo speakers
3.5mm jack
Zenfone 3 Ultra ZU680KL
Yes
Zenfone 8 Flip
No
Other
Zenfone 3 Ultra ZU680KL
24-bit/192kHz audio
Zenfone 8 Flip
24-bit/192kHz Hi-Res audio
WLAN
Zenfone 3 Ultra ZU680KL
Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct
Zenfone 8 Flip
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
Bluetooth
Zenfone 3 Ultra ZU680KL
4.2, A2DP, EDR, LE
Zenfone 8 Flip
5.2, A2DP, LE, aptX HD, aptX Adaptive
Positioning
Zenfone 3 Ultra ZU680KL
GPS, GLONASS, BDS
Zenfone 8 Flip
GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
NFC
Zenfone 3 Ultra ZU680KL
No
Zenfone 8 Flip
Yes
Radio
Zenfone 3 Ultra ZU680KL
FM radio
Zenfone 8 Flip
No
USB
Zenfone 3 Ultra ZU680KL
USB Type-C 2.0, OTG
Zenfone 8 Flip
USB Type-C 2.0
Sensors
Zenfone 3 Ultra ZU680KL
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass
Zenfone 8 Flip
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
Zenfone 3 Ultra ZU680KL
Li-Ion 4600 mAh, non-removable
Zenfone 8 Flip
Li-Po 5000 mAh
Charging
Zenfone 3 Ultra ZU680KL
18W wired, QC3, 60% in 45 min
Zenfone 8 Flip
30W wired, PD3.0
Talk time
Zenfone 3 Ultra ZU680KL
Up to 34 h (3G)
Zenfone 8 Flip
-
Colors
Zenfone 3 Ultra ZU680KL
Glacier Silver, Titanium Gray, Metallic Pink
Zenfone 8 Flip
Galactic Black, Glacier Silver
Price
Zenfone 3 Ultra ZU680KL
About 300 EUR
Zenfone 8 Flip
About 380 EUR
Models
Zenfone 3 Ultra ZU680KL
-
Zenfone 8 Flip
ZS672KS, I004D