Side by side comparison and review of Samsung Galaxy A40 and OPPO Reno Z. 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.
| DESIGN AND DIMENSIONS | Samsung Galaxy A40 | OPPO Reno Z |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A405FN/DS | CPH1979 | |
| Form Factor | Touch | Touch | |
| Height | 144.4 mm | 157.3 mm | OPPO Reno Z has greater height than Samsung Galaxy A40. |
| Width | 69.2 mm | 74.9 mm | OPPO Reno Z has greater width than Samsung Galaxy A40. |
| Depth | 7.9 mm | 9.1 mm | Samsung Galaxy A40 is narrower than Samsung Galaxy A40. |
| Weight | 140 g | 186 g | Samsung Galaxy A40 is lighter than Samsung Galaxy A40. |
| Body Colour | Blue | Coral | White | Black | Jet black | Aurora purple | |
| Body Material | - | 3D glass | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.34 W/kg (body), 0.49 W/kg (head) | 0.932 W/kg (head), 3.99 W/kg (limb), 1.175 W/kg (body) | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C Headset jack - mini-phone 3.5mm |
|
| 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 | OPPO Reno Z |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Super AMOLED | AMOLED | |
| Screen Size (Display Size) | 5.9" | 6.4" | OPPO Reno Z 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 | 402 ppi | Samsung Galaxy A40 has better pixel density than OPPO Reno Z. |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Enhancement Technology | Blue light filter | OnCell technology | |
| Display Features | Always-on display, Infinity Display, Edge-to-Edge screen | - | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | Samsung Galaxy A40 | OPPO Reno Z |
|---|
| Processor Type (CPU) | Samsung Exynos | MediaTek Helio P90 | |
|---|---|---|---|
| Processor Number | 7904 | - | |
| Clock Speed | 1.8 GHz | - | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | - | Yes | OPPO Reno Z has 64-bit architecture. |
| Graphics System (GPU) | - | 9XM-HP8 |
| MEMORY | Samsung Galaxy A40 | OPPO Reno Z |
|---|
| RAM | 4 GB | 4 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | OPPO Reno Z 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 | OPPO Reno Z |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 48 Megapixel | OPPO Reno Z has better camera resolution than Samsung Galaxy A40. |
| Sensor Size | - | 1/2" | |
| Sensor Name | - | Sony Exmor RS IMX586 sensor | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.7 | F/1.7 | Both phones have the same camera lens aperture. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| 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 | Time-lapse mode, Slow motion mode, Expert Mode, Backlit, Portrait, Pano mode, Dazzle Colour Mode, Ultra Night Mode 2.0 | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 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, 1280 x 720 (720p) at 60 fps | |
| Camera Features (Functions) | AR sticker, Scene Optimiser, 20 different scenes, Smart professional framing, fault detection | Noise reduction, EIS video stabilisation, 4-in-1 resolution focus technology |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 5 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | Samsung Galaxy A40 has better second camera lens aperture than Samsung Galaxy A40. |
| Field of View (2nd Camera) | 123 degree(s) | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 25 Megapixel | 32 Megapixel | OPPO Reno Z has better front camera resolution than Samsung Galaxy A40. |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| 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 | OPPO Reno Z |
|---|
| Battery Capacity (Battery Size) | 3100 mAh | 4035 mAh | OPPO Reno Z has larger battery capacity than Samsung Galaxy A40. |
|---|---|---|---|
| Fast Charging Technology | Samsung Fast Charging | VOOC Flash Charge technology 3.0 | 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 | OPPO Reno Z |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 9.0 Pie | ColorOS 6 (based on Android 9) | |
| User Interface | Samsung One UI | - | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy A40 | OPPO Reno Z |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 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 | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 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 18, Band 19, Band 20, Band 26, Band 28, 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 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+ | Wi-Fi | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy A40 | OPPO Reno Z |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | - | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | - | |
| Sound Enhancements | Dolby Atmos sound technology | Dolby Atmos Surround Sound |
| FEATURES | Samsung Galaxy A40 | OPPO Reno Z |
|---|
| 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, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, gyro sensor, geomagnetic sensor | |
| Security Devices | Face recognition, fingerprint reader | Fingerprint reader (under display) | |
| Additional Phone Features | Alarm Clock, Fast Charging | Protective O-Dot, Game Boost 2.0 |
| OTHERS | Samsung Galaxy A40 | OPPO Reno Z |
|---|
| Included Accessories | Power adapter | Headphones, power adapter, SIM card removal tool, cover, USB-C cable | |
|---|---|---|---|
| Compliant Standards | - | TUV Rheinland |
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