In depth comparison and review of Samsung Galaxy J7 Duo and Motorola RAZR 40 Ultra. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Samsung Galaxy J7 Duo | Motorola RAZR 40 Ultra |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J720F | - | |
| Form Factor | Touch | Folder (flip) - touch screen, dual screen | |
| Height | 153.5 mm | 170.83 mm | Motorola RAZR 40 Ultra has greater height than Samsung Galaxy J7 Duo. |
| Width | 77.2 mm | 73.95 mm | Samsung Galaxy J7 Duo has greater width than Motorola RAZR 40 Ultra. |
| Depth | 8.2 mm | 6.99 mm | Motorola RAZR 40 Ultra is narrower than Samsung Galaxy J7 Duo. |
| Weight | 174 g | 184.5 g | Samsung Galaxy J7 Duo is lighter than Samsung Galaxy J7 Duo. |
| Dimensions Details | - | Unfolded - 73.95 mm x 6.99 mm x 170.83 mm Folded - 73.95 mm x 15.1 mm x 88.42 mm |
|
| Body Colour | Black | Glacier blue | Infinite black | Viva magenta | |
| Body Material | - | Vegan leather, 7000 Series aluminium, Corning Gorilla Glass Victus | |
| Protection | - | Splashproof | |
| Waterproof (Water-resistant) | - | - | Motorola RAZR 40 Ultra is waterproof. |
| IP rating | - | IP52 | |
| SAR Value | 1.397 W/kg (body), 0.543 W/kg (head) | - | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Micro SIM | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy J7 Duo | Motorola RAZR 40 Ultra |
|---|
| Display Type | OLED display | pOLED display | |
|---|---|---|---|
| Display Technology | HD Super AMOLED | Foldable AMOLED (LTPO) | |
| Foldable Display | - | Yes | |
| Display Design | - | Inward folding | |
| Screen Size (Display Size) | 5.5" | 6.9" | Motorola RAZR 40 Ultra has larger screen size than Samsung Galaxy J7 Duo. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2640 x 1080 pixels | Motorola RAZR 40 Ultra has better screen resolution than Samsung Galaxy J7 Duo. |
| Display Format | HD | Full HD+ | |
| Pixel Density | - | 413 ppi | |
| Aspect Ratio | - | 22:9 | |
| Max Brightness | - | 1400 cd/m² | |
| Colour Depth | 16.7 million colours | 1.07 billion colours | Motorola RAZR 40 Ultra has better colour depth than Samsung Galaxy J7 Duo. |
| HDR | - | Yes | Motorola RAZR 40 Ultra has HDR. |
| HDR Technology | - | HDR10+ | |
| Display Refresh Rate | - | 165 Hz | |
| Touch Sampling Rate | - | 360 Hz | |
| Display Features | - | Attentive display, Dark mode, Peak Display, 120% DCI-P3, secondary screen: 1100 nits max brightness | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass Victus (scratch resistant glass) |
| SECOND DISPLAY |
|---|
| Second Display Type | - | pOLED display - colour | |
|---|---|---|---|
| Second Display Screen Size | - | 3.6" | |
| Second Display Resolution | - | 1066 x 1056 pixels | |
| Second Display Colour Depth | - | 1.07 billion colours |
| PROCESSOR | Samsung Galaxy J7 Duo | Motorola RAZR 40 Ultra |
|---|
| Processor Type (CPU) | - | Qualcomm Snapdragon 8+ Gen 1 | |
|---|---|---|---|
| Clock Speed | 1.6 GHz | - | |
| Processor Core Qty | 8-core | - |
| MEMORY | Samsung Galaxy J7 Duo | Motorola RAZR 40 Ultra |
|---|
| RAM | 3 GB | LPDDR5 SDRAM - 8 GB | Motorola RAZR 40 Ultra has more RAM than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 256 GB | Motorola RAZR 40 Ultra has more internal memory than Samsung Galaxy J7 Duo. |
| User Memory | 21.9 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | - |
| CAMERA | Samsung Galaxy J7 Duo | Motorola RAZR 40 Ultra |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12 Megapixel | Samsung Galaxy J7 Duo has better camera resolution than Motorola RAZR 40 Ultra. |
| Lens Aperture | F/1.9 | F/1.5 | Motorola RAZR 40 Ultra has better lens aperture than Samsung Galaxy J7 Duo. |
| Pixel Size | - | 1.4 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Motorola RAZR 40 Ultra has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR, Spot Colour | |
| HDR Mode | - | HDR10+ video | |
| Camera Modes | - | Panorama, Pro mode, BurstShot, super resolution mode, Super slow motion, Active photos, Portrait, Night Vision, Portrait video, Hyperlapse video, Live filter, Capture Dual, Auto night vision | |
| Face Recognition (Face ID) | - | Auto smile capture | Motorola RAZR 40 Ultra has face detection. |
| Light Source | LED flash | Single 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, 3840 x 2160 (4K) at 30 fps | |
| Camera Features (Functions) | - | Smart composition, shot optimisation, Google Lens, horizon lock |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 13 Megapixel | Motorola RAZR 40 Ultra has better second camera resolution than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/1.9 | F/2.2 | Samsung Galaxy J7 Duo has better second camera lens aperture than Samsung Galaxy J7 Duo. |
| Field of View (2nd Camera) | - | 108 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.12 μm | |
| Camera Functions (2nd Camera) | - | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 32 Megapixel | Motorola RAZR 40 Ultra has better front camera resolution than Samsung Galaxy J7 Duo. |
| Lens Aperture (Front) | F/1.9 | F/2.4 | Samsung Galaxy J7 Duo has better front lens aperture than Samsung Galaxy J7 Duo. |
| Pixel Size (Front) | - | 0.7 μm | |
| Special Effects (Front) | - | HDR, photo booth, Spot Colour | |
| Camera Modes (Front) | - | BurstShot, Face Beauty, Timelapse video, Active photos, Selfie Mirror, Portrait video, Gesture selfie, Hyperlapse video, Live filter, Capture Dual, Portrait mode beauty, Auto night vision | |
| Face Recognition (Face ID) | - | Auto smile capture | Motorola RAZR 40 Ultra has face detection. |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps | |
| Camera Features (Front) | - | Quad Pixel technology for 1.4 µm, Selfie animation |
| BATTERY AND CHARGING | Samsung Galaxy J7 Duo | Motorola RAZR 40 Ultra |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 3800 mAh | Motorola RAZR 40 Ultra has larger battery capacity than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Fast Charging Technology | - | TurboPower technology | Motorola RAZR 40 Ultra has fast charging technology. |
| Wireless Charging | - | Yes | Motorola RAZR 40 Ultra can be charged wirelessly. |
| Talk Time | 1200 minutes | - | |
| Run Time Details | Active online usage (WCDMA): up to 11 hrs Active online usage (LTE): up to 13 hrs Active online usage (Wi-Fi): up to 13 hrs Playback (video): up to 17 hrs Playback (audio): up to 66 hrs Talk (WCDMA): up to 1200 min |
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| CELLULAR | Samsung Galaxy J7 Duo | Motorola RAZR 40 Ultra |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Motorola RAZR 40 Ultra has more advanced generation mobile network. |
| Operating System | Google Android | Android 13 | |
| User Interface | - | My UX | |
| Intelligent Assistant | Bixby | Google Assistant | |
| Navigation | GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo, LTEPP, SUPL |
| COMMUNICATIONS | Samsung Galaxy J7 Duo | Motorola RAZR 40 Ultra |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | EDGE, HSPA+, LTE, 5G NR FR1 | |
|---|---|---|---|
| 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 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 1700, 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 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42, Band 43, Band 48, Band 66 | |
| 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 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, TDD 3700, TDD 3600, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, n78, n79 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3700, TDD TD 3500, TDD TD 4500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT | IEEE 802.11a/b/g/n/ac/ax, Wi-Fi 6E | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.3 | |
| NFC | - | Yes | Motorola RAZR 40 Ultra has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy J7 Duo | Motorola RAZR 40 Ultra |
|---|
| 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, Spatial audio, Qualcomm Snapdragon Sound |
| FEATURES | Samsung Galaxy J7 Duo | Motorola RAZR 40 Ultra |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor | Accelerometer, ambient light sensor, proximity sensor, hall sensor, light sensor, gyroscope, eCompass | |
| Security Devices | Face recognition, fingerprint reader | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | - | Three microphones, Game mode, dual stereo speakers |
| OTHERS | Samsung Galaxy J7 Duo | Motorola RAZR 40 Ultra |
|---|
| Included Accessories | Power adapter | Protective cover, power adapter, SIM card removal tool, USB-C cable | |
|---|---|---|---|
| Compliant Standards | - | IP52 |
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