ASUS ZenFone 4 (ZE554KL) vs. Samsung Galaxy Z Flip

Phone Comparison, Reviews and Tests

Side by side comparison and review of ASUS ZenFone 4 (ZE554KL) and Samsung Galaxy Z Flip. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

ASUS ZenFone 4 (ZE554KL) vs. Samsung Galaxy Z Flip Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 4 (ZE554KL) Samsung Galaxy Z Flip
Product Type Smartphone Smartphone
Manufacturer Model Number ZE554KL SM-F700F/DS
Form Factor Touch Folder (flip) - touch screen, dual screen
Height 155.36 mm 167.3 mm Samsung Galaxy Z Flip has greater height than ASUS ZenFone 4 (ZE554KL).
Width 75.24 mm 73.6 mm ASUS ZenFone 4 (ZE554KL) has greater width than Samsung Galaxy Z Flip.
Depth 7.7 mm 6.9 mm Samsung Galaxy Z Flip is narrower than ASUS ZenFone 4 (ZE554KL).
Weight 165 g 183 g ASUS ZenFone 4 (ZE554KL) is lighter than ASUS ZenFone 4 (ZE554KL).
Dimensions Details - Unfolded - 73.6 mm x 6.9 mm x 167.3 mm
Folded - 73.6 mm x 15.4 mm x 87.4 mm
Body Colour Midnight black | Moonlight white Grey | Mirror black | Mirror purple
Waterproof (Water-resistant) - -
SAR Value 1.48 W/kg (body), 1.42 W/kg (head) 0.369 W/kg (head), 1.546 W/kg (body)
Integrated Components FM radio -
Connector Type Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM, Electronic SIM card (e-SIM)
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY ASUS ZenFone 4 (ZE554KL) Samsung Galaxy Z Flip
Display Type LCD display OLED display
Display Technology Super IPS+ Infinity Flex Dynamic AMOLED
Screen Size (Display Size) 5.5" 6.7" Samsung Galaxy Z Flip has larger screen size than ASUS ZenFone 4 (ZE554KL).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2636 x 1080 pixels Samsung Galaxy Z Flip has better screen resolution than ASUS ZenFone 4 (ZE554KL).
Display Format Full HD Full HD+
Pixel Density - 425 ppi
Aspect Ratio - 21.9:9
Max Brightness 600 cd/m² -
Colour Depth - 16.7 million colours
Display Enhancement Technology Bluelight Filter for Eye Care, Splendid technology -
Display Features 2.5D Glass Always-on display, Edge Screen, Edge Lighting, Video Wallpaper
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating Samsung Ultra Thin Glass
SECOND DISPLAY
Second Display Type - OLED display - colour
Second Display Screen Size - 1.05"
Second Display Resolution - 300 x 112 pixels
Second Display Colour Depth - 16.7 million colours
PROCESSOR ASUS ZenFone 4 (ZE554KL) Samsung Galaxy Z Flip
Processor Type (CPU) Qualcomm Snapdragon 630 -
Clock Speed 2.2 GHz 2.9 GHz Samsung Galaxy Z Flip has higher clock speed than ASUS ZenFone 4 (ZE554KL).
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 508 -
MEMORY ASUS ZenFone 4 (ZE554KL) Samsung Galaxy Z Flip
RAM LPDDR4X SDRAM - 4 GB 8 GB Samsung Galaxy Z Flip has more RAM than ASUS ZenFone 4 (ZE554KL).
Internal Memory Size (Storage Capacity) 64 GB 256 GB Samsung Galaxy Z Flip has more internal memory than ASUS ZenFone 4 (ZE554KL).
User Memory - 223.3 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 2 TB -
CAMERA ASUS ZenFone 4 (ZE554KL) Samsung Galaxy Z Flip
MAIN CAMERA
Number of Main Cameras 2 2
Sensor Resolution 12 Megapixel 12 Megapixel Both phones have the same camera resolution.
Sensor Size 1/2.55" -
Sensor Name Sony Exmor RS IMX362 sensor -
Lens Type - Wide-angle lens
Lens Aperture F/1.8 F/1.8 Both phones have the same camera lens aperture.
Lens Construction 6-element -
Field of View (FoV) - 78 degree(s)
Pixel Size - 1.4 μm
Optical Image Stabiliser (OIS) 4 Stop OIS (Optical Image Stabilisation) Optical Image Stabiliser (OIS) Both phones have optical image stabilization.
Focus Adjustment Automatic Automatic, manual
Digital Zoom - 8x
Self-Timer Delay - Yes
Special Effects HDR HDR, Grid Line
Camera Modes Panorama, Time-lapse mode, Pro mode, Beauty mode, Auto mode, super resolution mode, GIF animation function, portrait mode Slow motion video, Panorama, Pro mode, HYPERLAPSE, Live Focus mode, Super Slow-mo, AR Emoji, Flowers, Greenery, Trees, Sky, Mountains, Beaches, Watersides, Snow, Backlit, Text, Motion Photos, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Live focus video, Filter mode
Light Source Dual LED flash High CRI LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1280 x 720 (720p) at 960 fps
Camera Features (Functions) 3-axis electronic image stabilisation, RAW image capture, Subject-Tracking Auto-Focus, PixelMaster 4.0 camera, 4-axis optical image stabilisation, 9 filters, Instant cameras switching, Dual Pixel Phase Detect Auto-Focus (PDAF) Quick Launch, Playback zoom, blink detection, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, location tags, Hyperlapse video support 1080p, Scene Optimiser, Flaw detection, 9.1MP still photos recording 4K video, Shot suggestions, blur detection, HDR10+ recording, Floating shutter button, Super steady, Super Speed Dual Pixel AF, AR Doodle
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 12 Megapixel Samsung Galaxy Z Flip has better second camera resolution than ASUS ZenFone 4 (ZE554KL).
Lens Type (2nd Camera) Wide-angle lens Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 123 degree(s)
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 10 Megapixel Samsung Galaxy Z Flip has better front camera resolution than ASUS ZenFone 4 (ZE554KL).
Lens Aperture (Front) F/2.0 F/2.4 ASUS ZenFone 4 (ZE554KL) has better front lens aperture than ASUS ZenFone 4 (ZE554KL).
Field of View (Front) - 80 degree(s)
Pixel Size (Front) - 1.22 μm
Focus Adjustment - Automatic
Special Effects (Front) Collage -
Camera Modes (Front) Beauty mode, Auto mode, selfie panorama, GIF animation function, portrait mode, Smart beautification, Livestream beautification Live Focus mode, Live focus video
Camera Features (Front) PixelMaster camera, ASUS SelfieMaster technology, 9 filters -
BATTERY AND CHARGING ASUS ZenFone 4 (ZE554KL) Samsung Galaxy Z Flip
Battery Capacity (Battery Size) 3300 mAh 3300 mAh Both phones have the same battery capacity.
Fast Charging Technology ASUS Boost Master Qualcomm Quick Charge 2.0, Adaptive Fast Charging Both phones have fast charging technology.
Wireless Charging - Yes Samsung Galaxy Z Flip can be charged wirelessly.
Wireless Charging Standards - WPC, Qi, Wireless PowerShare
Standby Time 552 hours -
Talk Time 1800 minutes 2100 minutes Samsung Galaxy Z Flip has longer battery life when making calls than ASUS ZenFone 4 (ZE554KL).
Run Time Details Standby (4G): up to 552 hrs
Talk (3G): up to 1800 min
Playback (video): up to 16 hrs
Continuous browsing (Wi-Fi): up to 18 hrs
Active online usage (LTE): up to 13 hrs
Active online usage (Wi-Fi): up to 13 hrs
Playback (wireless video): up to 18 hrs
Playback (wireless audio): up to 42 hrs
Talk (LTE): up to 2100 min
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone 4 (ZE554KL) Samsung Galaxy Z Flip
Technology WCDMA (UMTS) / GSM TD-SCDMA / WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 7.0 Nougat Android 10
User Interface ASUS ZenUI 4.0 -
Intelligent Assistant - Bixby
Payment Technology - Samsung Pay
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS ASUS ZenFone 4 (ZE554KL) Samsung Galaxy Z Flip
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+ GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, Gigabit LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X, 2100 CDMA2000 1X (AWS)
3G UMTS Band Band 1, Band 2, Band 3, Band 5, Band 6, Band 8, Band 19 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1800, 850, 800, 900, 800 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 18, Band 19, Band 20, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 34, Band 38, Band 39, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac, ANT+
Bluetooth Bluetooth 5.0 Bluetooth 5.0 LE
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA ASUS ZenFone 4 (ZE554KL) Samsung Galaxy Z Flip
Supported Digital Audio Standards - WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128
Supported Digital Video Standards - MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2
Sound Enhancements DTS-HD Premium Sound, Hi-Res audio, DTS Headphone:X Dolby Digital Plus sound, Dolby Digital sound
FEATURES ASUS ZenFone 4 (ZE554KL) Samsung Galaxy Z Flip
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, colour correction sensor Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor
Security Devices - Face recognition, fingerprint reader (side)
Additional Phone Features Wi-Fi Miracast, Dual noise reduction microphones, Google Drive Storage (100 GB) (free for 2 years), NXP Smart AMP technology, ASUS Noise Reduction technology, Nano Molding Technology (NMT) MU-MIMO technology, Samsung KNOX, High AOP Mic, Smart View, Bixby Vision, Bixby Routines, Intelligent Performance Enhancer, Flex mode, Multi Active Window, Thom Browne Theme
OTHERS ASUS ZenFone 4 (ZE554KL) Samsung Galaxy Z Flip
Included Accessories Power adapter, SIM card removal tool, ASUS ZenEar with Mic, USB-C cable Power adapter, leather cover, Galaxy Watch Active2, gray leather and a black rubber watch straps, Galaxy Buds+ (Thom Browne colors and a grey cradle)
Compliant Standards - VDE
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