Asus ROG Phone 2 (128GB) vs Samsung Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Side by side comparison between Asus ROG Phone 2 vs Samsung Galaxy A42 5G phones, differences, pros, cons and full specifications. What's the better?
,
6.59"
AMOLED
AMOLED
1080x2340
48
MP
MP
24mp
8GB
RAM
RAM
Octa-core
6000
mAh
mAh
(Non removable)
vs
6.6"
AMOLED
AMOLED
720x1600
48
MP
MP
20mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Asus ROG Phone 2 (128GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
17 Advantages 
10 Advantages | 25 Common items in both devices |
| 128GB (107GB available) / 128GB (106GB available) |
| Only digital zoom |
| LDAF/PDAF: laser/phase detection autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| 1/2" inches |
| f/1.8 (aperture) |
| +18 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| Model | ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) |
| Other model names | Asus ROG Phone II ZS660KL (128GB + 8GB RAM) | Galaxy A42 5G SM-A426B/DS (128GB + 4GB RAM) |
| Country or region available |  (Global, International) |  (Europe), (Global, International) |
| Brand | Asus | Samsung |
| Release date | 8/1/2019, Announced: 7/22/2019 | 11/11/2020, Announced: 9/2/2020 |
| Depth | 9.78 millimeters (0.39 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 77.6 x 170.99 millimeters (3.06 x 6.73 in) | 75.9 x 164.4 millimeters (2.99 x 6.47 in) |
| Weight | 240 grams (8.4 ounces) | 193 grams (6.76 ounces) |
| Build, materials | Aluminum frame, glass front/back Back: Gorilla Glass 3 | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| Display type | AMOLED | Super AMOLED |
| Screen size | 6.59" inches | 6.6" inches |
| Screen-to-body ratio | ~80.3% (screen-to-body ratio) | ~84.3% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 391 PPI | 266 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Gorilla Glass 6 | Not supported |
| Refresh rate | 120Hz | 60Hz |
| Display features | 600nits[typ] HDR10 108% DCI-P3 1ms response | Not supported |
🤖 Operating System | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| System version | Android 9.0 Pie | Android 10 |
| Firmware update | Android 11 | Android 13 |
| User Interface | ROG UI | One UI 2.5 / 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| Chipset | 64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm) | 64bit: Qualcomm Snapdragon 750G (SM7225) (8nm) |
| CPU | Octa-core, 3 processors: 1x 2.96GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.8GHz Kryo 485 (Quad-core) | Octa-core, 2 processors: 2x 2.2GHz Kryo 570 (Dual-core) 6x 1.8GHz Kryo 570 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 640 (672MHz) | Qualcomm Adreno 619 (800MHz) |
| Performance (benchmark) | AnTuTu: 398936 (v7), 483248 (v8) Geekbench: 10923 (v4.4) GFXBench: 40fps (ES 3.1 onscreen) | AnTuTu: 324686 (v8) Geekbench: 1910 (v5.1) GFXBench: 33fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| RAM memory | 8GB LPDDR4X | 4GB LPDDR4X |
| Internal storage | 128GB (107GB available) UFS 3.0 | 128GB (106GB available) UFS 2.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 1200/150 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34) TD-LTE (38, 39, 40, 41, 46) | LTE Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 3, 5, 7, 8, 28, 40, 41, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34) TD-LTE (38, 39, 40, 41, 46) | LTE Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
📷 Camera | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| Back camera (main camera) | (dual camera) 48 megapixels 13MP ultrawide f/2.411mm125° | (quad camera) 48 megapixels 8MP ultrawide f/2.2123° 5MP macro f/2.4 5MP depth f/2.4 |
| Main camera resolution | 8000x6000 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/2" inches | 1/2" inches |
| Pixel size | 0.8µm pixel | 0.8µm pixel |
| Autofocus | LDAF/PDAF: laser/phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | 4K@30/60fps 1080p@30/60 1080p@240fps (slow motion) 720p@480fps (slow motion) Sony IMX586 sensor | 1080p@30fps 720p@480fps |
📸 Front camera | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| Front camera (secondary) | 24 megapixels | 20 megapixels |
| Front camera resolution | 5632x4224 pixels | 5184x3840 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 0.9µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz DTS:X | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| USB | USB 3.1 Type-C reversible connector | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ad [wifi5/ad] (2.4GHz, 5GHz, 60GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 6000 mAh | 5000 mAh |
| Charger, watts | 30W (10V/3A) Wired fast charging 10W Reverse charging by cable Quick Charge 4 | 15W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black | • Colors: Prism Dot Black, White, Gray • Samsung Pay |
☢️ Radiation rate | ||
| Asus ROG Phone 2 (128GB) | Galaxy A42 5G (SM-A426B/DS 4GB RAM) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 1.154W/kg (head), 1.334W/kg (body) |