In depth comparison and review of Motorola Moto G31 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 | Motorola Moto G31 | Motorola RAZR 40 Ultra |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Folder (flip) - touch screen, dual screen | |
| Height | 161.89 mm | 170.83 mm | Motorola RAZR 40 Ultra has greater height than Motorola Moto G31. |
| Width | 73.87 mm | 73.95 mm | Motorola RAZR 40 Ultra has greater width than Motorola Moto G31. |
| Depth | 8.55 mm | 6.99 mm | Motorola RAZR 40 Ultra is narrower than Motorola Moto G31. |
| Weight | 181 g | 184.5 g | Motorola Moto G31 is lighter than Motorola Moto G31. |
| 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 | Mineral grey | Baby blue | Glacier blue | Infinite black | Viva magenta | |
| Body Material | Plastic | 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 | 1.46 W/kg (body), 0.67 W/kg (head) | - | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
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 | Motorola Moto G31 | Motorola RAZR 40 Ultra |
|---|
| Display Type | OLED display | pOLED display | |
|---|---|---|---|
| Display Technology | OLED | Foldable AMOLED (LTPO) | |
| Foldable Display | - | Yes | |
| Display Design | - | Inward folding | |
| Screen Size (Display Size) | 6.4" | 6.9" | Motorola RAZR 40 Ultra has larger screen size than Motorola Moto G31. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 2640 x 1080 pixels | Motorola RAZR 40 Ultra has better screen resolution than Motorola Moto G31. |
| Display Format | Full HD+ | Full HD+ | |
| Pixel Density | 409 ppi | 413 ppi | Motorola RAZR 40 Ultra has better pixel density than Motorola Moto G31. |
| Aspect Ratio | 20:9 | 22:9 | |
| Max Brightness | - | 1400 cd/m² | |
| Colour Depth | - | 1.07 billion colours | |
| HDR | - | Yes | Motorola RAZR 40 Ultra has HDR. |
| HDR Technology | - | HDR10+ | |
| Display Refresh Rate | 60 Hz | 165 Hz | Motorola RAZR 40 Ultra has better refresh rate than Motorola Moto G31. |
| Touch Sampling Rate | - | 360 Hz | |
| Display Features | Max Vision display | 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 | Motorola Moto G31 | Motorola RAZR 40 Ultra |
|---|
| Processor Type (CPU) | MediaTek Helio G85 | Qualcomm Snapdragon 8+ Gen 1 | |
|---|---|---|---|
| Clock Speed | 2 GHz | - | |
| Processor Core Qty | 8-core | - | |
| Graphics System (GPU) | ARM Mali-G52 MC2 | - |
| MEMORY | Motorola Moto G31 | Motorola RAZR 40 Ultra |
|---|
| RAM | 4 GB | LPDDR5 SDRAM - 8 GB | Motorola RAZR 40 Ultra has more RAM than Motorola Moto G31. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 256 GB | Motorola RAZR 40 Ultra has more internal memory than Motorola Moto G31. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 1 TB | - |
| CAMERA | Motorola Moto G31 | Motorola RAZR 40 Ultra |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 2 | |
|---|---|---|---|
| Sensor Resolution | 50 Megapixel | 12 Megapixel | Motorola Moto G31 has better camera resolution than Motorola RAZR 40 Ultra. |
| Lens Aperture | F/1.8 | F/1.5 | Motorola RAZR 40 Ultra has better lens aperture than Motorola Moto G31. |
| Pixel Size | 1.28 μm | 1.4 μm | Motorola RAZR 40 Ultra has larger camera pixel size than Motorola Moto G31. |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Motorola RAZR 40 Ultra has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Self-Timer Delay | Yes | - | |
| Special Effects | HDR, Spot Colour | HDR, Spot Colour | |
| HDR Mode | - | HDR10+ video | |
| Camera Modes | Panorama, Pro mode, Timer mode, BurstShot, Watermark mode, Active photos, Cinemagraph, Portrait, Night Vision, AR stickers, Levelling, Macro Vision, Long exposure mode, Live filter, Capture Dual | 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 | Auto smile capture | Both phones have face detection. |
| Light Source | LED flash | Single LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) 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) | Phase Detect Auto-Focus (PDAF), Barcode Scanner, Cutout, Quad Pixel technology, smart composition, RAW photo output, shot optimisation, Google Lens, High-res digital zoom (up to 8x), Assistive Grid | Smart composition, shot optimisation, Google Lens, horizon lock |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 13 Megapixel | Motorola RAZR 40 Ultra has better second camera resolution than Motorola Moto G31. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
| Field of View (2nd Camera) | 118 degree(s) | 108 degree(s) | Motorola Moto G31 has larger second camera lens field of view than Motorola RAZR 40 Ultra. |
| Pixel Size (2nd Camera) | 1.12 μm | 1.12 μm | Both phones have the same second camera pixel size. |
| Camera Functions (2nd Camera) | Depth camera | Macro camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | - | |
| Pixel Size (3rd Camera) | 1.75 μm | - | |
| Camera Functions (3rd Camera) | Macro camera | - |
| FOURTH CAMERA |
|---|
| Lens Aperture (4th Camera) | F/2.4 | - | |
|---|---|---|---|
| Pixel Size (4th Camera) | 1.75 μm | - | |
| Camera Functions (4th Camera) | Depth camera | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 13 Megapixel | 32 Megapixel | Motorola RAZR 40 Ultra has better front camera resolution than Motorola Moto G31. |
| Lens Aperture (Front) | F/2.2 | F/2.4 | Motorola Moto G31 has better front lens aperture than Motorola Moto G31. |
| Pixel Size (Front) | 1.12 μm | 0.7 μm | Motorola Moto G31 has larger front camera pixel size than Motorola RAZR 40 Ultra. |
| Special Effects (Front) | HDR, Spot Colour | HDR, photo booth, Spot Colour | |
| Camera Modes (Front) | Slow motion video, Pro mode, Timer mode, BurstShot, HYPERLAPSE, Watermark mode, portrait mode, Face Beauty, Timelapse video, Active photos, Cinemagraph, Portrait, Night Vision, Levelling, Gesture selfie, Group selfie, Long exposure mode, Live filter, Low Light AI Selfie, Capture Dual, Gesture Capture | 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 | Auto smile capture | Both phones have face detection. |
| Video Resolutions (Front) | 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 (Front) | Video image stabilisation, RAW photo, Shot optimisation, Selfie animation, Assistive grid | Quad Pixel technology for 1.4 µm, Selfie animation |
| BATTERY AND CHARGING | Motorola Moto G31 | Motorola RAZR 40 Ultra |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 3800 mAh | Motorola Moto G31 has larger battery capacity than Motorola RAZR 40 Ultra. |
|---|---|---|---|
| Fast Charging Technology | - | TurboPower technology | Motorola RAZR 40 Ultra has fast charging technology. |
| Wireless Charging | - | Yes | Motorola RAZR 40 Ultra can be charged wirelessly. |
| Run Time Details | Standard usage: up to 36 hrs | - |
| CELLULAR | Motorola Moto G31 | 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 | Android 11 | Android 13 | |
| User Interface | - | My UX | |
| Intelligent Assistant | Google Assistant | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo, LTEPP, SUPL |
| COMMUNICATIONS | Motorola Moto G31 | Motorola RAZR 40 Ultra |
|---|
| Data Transmission | LTE | EDGE, HSPA+, LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | - | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | - | 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 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 | IEEE 802.11a/b/g/n/ac/ax, Wi-Fi 6E | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.3 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| MEDIA | Motorola Moto G31 | Motorola RAZR 40 Ultra |
|---|
| Supported Digital Audio Standards | Dolby Atmos | - | |
|---|---|---|---|
| Sound Enhancements | - | Dolby Atmos sound technology, Spatial audio, Qualcomm Snapdragon Sound |
| FEATURES | Motorola Moto G31 | Motorola RAZR 40 Ultra |
|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, SAR sensor, gyroscope | 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 | Face Unlock | |
| Additional Phone Features | Dual microphones | Three microphones, Game mode, dual stereo speakers |
| OTHERS | Motorola Moto G31 | Motorola RAZR 40 Ultra |
|---|
| Included Accessories | Protective cover, USB cable, SIM card removal tool, 10W charger | Protective cover, power adapter, SIM card removal tool, USB-C cable | |
|---|---|---|---|
| Compliant Standards | - | IP52 |
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