Detailed comparison and review of Samsung Galaxy A40 and ASUS ROG Phone 3. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
DESIGN AND DIMENSIONS | Samsung Galaxy A40 | ASUS ROG Phone 3 |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | SM-A405FN/DS | ZS661KS | |
Form Factor | Touch | Touch | |
Height | 144.4 mm | 171 mm | ASUS ROG Phone 3 has greater height than Samsung Galaxy A40. |
Width | 69.2 mm | 78 mm | ASUS ROG Phone 3 has greater width than Samsung Galaxy A40. |
Depth | 7.9 mm | 9.85 mm | Samsung Galaxy A40 is narrower than Samsung Galaxy A40. |
Weight | 140 g | 240 g | Samsung Galaxy A40 is lighter than Samsung Galaxy A40. |
Body Colour | Blue | Coral | White | Black | Black glare | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 1.34 W/kg (body), 0.49 W/kg (head) | - | |
Integrated Components | - | FM radio | |
Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C | |
SIM Card Type (Size) | Nano SIM | Nano SIM | |
SIM Card Qty | Dual-SIM | Dual-SIM | |
SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
DISPLAY | Samsung Galaxy A40 | ASUS ROG Phone 3 |
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Display Type | OLED display | OLED display | |
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Display Technology | Super AMOLED | AMOLED | |
Screen Size (Display Size) | 5.9" | 6.59" | ASUS ROG Phone 3 has larger screen size than Samsung Galaxy A40. |
Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 2340 x 1080 pixels | Both phones have the same screen resolution. |
Display Format | Full HD+ | - | |
Pixel Density | 439 ppi | - | |
Aspect Ratio | - | 19.5:9 | |
Colour Depth | 16.7 million colours | - | |
HDR | - | Yes | ASUS ROG Phone 3 has HDR. |
Display Enhancement Technology | Blue light filter | - | |
Display Refresh Rate | - | 144 Hz | |
Display Features | Always-on display, Infinity Display, Edge-to-Edge screen | - |
PROCESSOR | Samsung Galaxy A40 | ASUS ROG Phone 3 |
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Processor Type (CPU) | Samsung Exynos | Qualcomm Snapdragon 865 | |
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Processor Number | 7904 | SM8250 | |
Clock Speed | 1.8 GHz | 2.84 GHz | ASUS ROG Phone 3 has higher clock speed than Samsung Galaxy A40. |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
64-bit Architecture | - | Yes | ASUS ROG Phone 3 has 64-bit architecture. |
Graphics System (GPU) | - | Qualcomm ADRENO 650 |
MEMORY | Samsung Galaxy A40 | ASUS ROG Phone 3 |
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RAM | 4 GB | LPDDR4X SDRAM - 8 GB | ASUS ROG Phone 3 has more RAM than Samsung Galaxy A40. |
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Internal Memory Size (Storage Capacity) | 64 GB | 256 GB | ASUS ROG Phone 3 has more internal memory than Samsung Galaxy A40. |
User Memory | 49.4 GB | - | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | - |
CAMERA | Samsung Galaxy A40 | ASUS ROG Phone 3 |
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MAIN CAMERA |
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Number of Main Cameras | 2 | 2 | |
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Sensor Resolution | 16 Megapixel | 64 Megapixel | ASUS ROG Phone 3 has better camera resolution than Samsung Galaxy A40. |
Lens Type | Wide-angle lens | - | |
Lens Aperture | F/1.7 | - | |
Focus Adjustment | Automatic | Automatic | |
Camera Modes | Panorama, Pro mode, HYPERLAPSE, portrait mode, AR Emoji, Flowers, Animals, Landscapes, Trees, Sky, Mountains, Beaches, Street scenes, Waterfalls, Snow, Birds, Text, Food, Indoor, Night view, Sunsets, Portaits, Green, Sunrises, Shore | - | |
Light Source | LED flash | Dual LED flash | |
Video Resolutions | 1920 x 1080 (1080p) at 30 fps | - | |
Camera Features (Functions) | AR sticker, Scene Optimiser, 20 different scenes, Smart professional framing, fault detection | - |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | 5 Megapixel | 13 Megapixel | ASUS ROG Phone 3 has better second camera resolution than Samsung Galaxy A40. |
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Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
Lens Aperture (2nd Camera) | F/2.2 | - | |
Field of View (2nd Camera) | 123 degree(s) | - |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 25 Megapixel | 24 Megapixel | Samsung Galaxy A40 has better front camera resolution than ASUS ROG Phone 3. |
Lens Aperture (Front) | F/2.0 | - | |
Focus Adjustment | Automatic | - | |
Camera Modes (Front) | Portrait mode, AR Emoji, Motion Photos | - | |
Light Source (Front) | Display flash | - | |
Camera Features (Front) | Floating camera button | - |
BATTERY AND CHARGING | Samsung Galaxy A40 | ASUS ROG Phone 3 |
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Battery Capacity (Battery Size) | 3100 mAh | 6000 mAh | ASUS ROG Phone 3 has larger battery capacity than Samsung Galaxy A40. |
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Fast Charging Technology | Samsung Fast Charging | Qualcomm Quick Charge 4.0, Asus ROG HyperCharge | Both phones have fast charging technology. |
Talk Time | 1080 minutes | - | |
Run Time Details | Active online usage (3G): up to 9 hrs Active online usage (4G): up to 11 hrs Active online usage (Wi-Fi): up to 11 hrs Playback (video): up to 14 hrs Playback (audio): up to 62 hrs Talk (3G): up to 1080 min |
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CELLULAR | Samsung Galaxy A40 | ASUS ROG Phone 3 |
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Technology | WCDMA (UMTS) / GSM | TD-SCDMA / WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 5G | ASUS ROG Phone 3 has more advanced generation mobile network. |
Operating System | Android 9.0 Pie | Android 10 | |
User Interface | Samsung One UI | ROG UI | |
Intelligent Assistant | Bixby | - | |
Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo, QZSS |
COMMUNICATIONS | Samsung Galaxy A40 | ASUS ROG Phone 3 |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE, 5G NR | |
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2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
3G UMTS Band | Band 1, Band 2, Band 5, Band 8 | - | |
3G UMTS Frequency | 2100, 1900, 850, 900 | - | |
4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 34, Band 38, Band 39, Band 40, Band 41 | |
4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | |
Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+ | IEEE 802.11a/b/g/n/ac, IEEE 802.11a/b/g/n/ac/ax | |
Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.1 | |
Bluetooth Profiles | - | HFP, OPP, PAN, A2DP, AVRCP, HID | |
NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
Messaging Services | SMS, MMS | SMS, MMS |
MEDIA | Samsung Galaxy A40 | ASUS ROG Phone 3 |
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Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | Apt-X, apt-X HD | |
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Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | - | |
Sound Enhancements | Dolby Atmos sound technology | - |
FEATURES | Samsung Galaxy A40 | ASUS ROG Phone 3 |
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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 | |
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Sensors | Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, ultrasonic sensor | |
Security Devices | Face recognition, fingerprint reader | Fingerprint reader (under display), face recognition | |
Additional Phone Features | Alarm Clock, Fast Charging | MIMO technology, Four microphones with Noise Reduction technology |
OTHERS | Samsung Galaxy A40 | ASUS ROG Phone 3 |
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Included Accessories | Power adapter | SIM card removal tool, USB-C to 3.5 jack adapter, USB-C cable, protective case, 30W fast charger, AeroCooler 3 Fan with USB-C and 3.5mm audio jack |
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