Samsung Galaxy M55s 5G (8GB RAM + 256GB) vs Motorola Moto G66 5G
Here you can compare Samsung Galaxy M55s 5G (8GB RAM + 256GB) and Motorola Moto G66 5G. Comparing Samsung Galaxy M55s 5G (8GB RAM + 256GB) vs Motorola Moto G66 5G on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Samsung Galaxy M55s 5G (8GB RAM + 256GB) stands against Motorola Moto G66 5G and which one should you buy The current lowest price found for Samsung Galaxy M55s 5G (8GB RAM + 256GB) is ₹19,699 and for Motorola Moto G66 5G is ₹19,990. The details of both of these products were last updated on Dec 08, 2025.
| Specification | Samsung Galaxy M55s 5G (8GB RAM + 256GB) | Motorola Moto G66 5G |
|---|---|---|
| CPU | 2.4 GHz, Octa Core Processor | 2.6 GHz, Octa Core Processor |
| OS | Android v14 | Android v15 |
| Internal Memory | 256 GB | 128 GB |
| Display | 6.7 inches, 1080 x 2400 pixels, 120 Hz | 6.6 inches, 1080 x 2400 pixels, 120 Hz |
| RAM | 8 GB | 8 GB |
| Price | ₹19,699 | ₹19,990 |
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Overview
| Specs Score | 84 / 100 | 84 / 100 |
| Storage | 256 GB More Storage | 128 GB |
| CPU Clock Speed | 2.4 GHz | 2.6 GHz Faster Clock Speed |
| Front Camera | 50 MP Better Front Camera Resolution | 32 MP |
| Weight | 180 g Lighter | |
| Thickness | 7.8 mm Slimmer | |
| Battery | 5000 mAh | 6000 mAh Bigger Battery |
| Unique Features | No No No NFC Reverse Charging | 3.5mm Audio Jack FM Radio Water Resistant No No |
General
| Model | SM-M558B, SM-M558B/DS | Moto G66 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | September 24, 2024 | December 16, 2025 (Expected) |
Design
| Dimensions | 76.5 x 163.9 x 7.8 mm | |
| Weight | 180 g | |
| Bezel less | No | |
| Colors | Thunder Black, Coral Green |
Display
| Type | Color Super AMOLED Screen (16M Colors) | Color IPS LCD Screen (16M Colors) |
| Touch | Yes | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.7 inches, 1080 x 2400 pixels, 120 Hz | 6.6 inches, 1080 x 2400 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 393 PPI | ~ 399 PPI |
| Screen to Body Ratio | ~ 86.4% | ~ 85.5% |
| Glass Type | Corning Gorilla Glass | |
| Features | 2000 nits Brightness | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 8 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 256 GB | 128 GB |
| Card Slot | Yes, (Hybrid Slot), upto 1 TB | Yes, (Hybrid Slot), upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | FDD Sub6: N1(2100), N3(1800), N5(850), N7(2600), N8(900), N20(800), N28(700), N66(AWS-3), TDD Sub6 N38(2600), N40(2300), N41(2500), N77(3700), N78(3500) | 14 Bands |
| VoLTE | Yes | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 6, | Wi-Fi 6 |
| Bluetooth | Yes, v5.2, A2DP, LE | Yes, v5.3, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB on-the-go, USB Charging |
Extra
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, LTEPP, SUPL, GLONASS, Galileo |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Proximity Sensor, Accelerometer, Ambient Light Sensor, Gyroscope, SAR Sensor, Sensor Hub, E-Compass |
| 3.5mm Headphone Jack | No | Yes |
| NFC | Yes | |
| Water Resistance | Yes | |
| IP Rating | IP54 | |
| Extra Features | Dual Stereo Speakers, Dolby Atmos, 4 Gen. OS Upgrade & 5 Year Security Update | Dual Stereo Speakers, Dolby Atmos, 3 Years of Seccurity Updates |
Camera
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 1/1.56", 1.0µm, PDAF, OIS 8 MP ƒ/2.2 (Ultra Wide) 123˚ 2 MP ƒ/2.4 (Macro) | 50 MP ƒ/1.8 (Wide Angle) 0.61µm, PDAF, OIS 8 MP ƒ/2.2 (Ultra Wide) 2 MP |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Panorama, HDR | |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 50 MP ƒ/2.4 (Wide Angle) Punch Hole | 32 MP ƒ/2.4 (Wide Angle) Punch Hole |
| Front Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v14 | Android v15 |
| Custom UI | One UI 6.0 | My UX |
| Chipset | Qualcomm Snapdragon 7 Gen1 | Mediatek Dimensity 7050 |
| CPU | 2.4 GHz, Octa Core Processor | 2.6 GHz, Octa Core Processor |
| Core Details | 1x Cortex-A710@2.4GHz & 3x Cortex-A710@2.36GHz& 4x Cortex-A510@1.8 GHz | 2xCortex-A78@ 2.6GHz & 6xCortex-A55@2.0 GHz |
| GPU | Adreno 644 | Arm Mali-G68 MC4 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
Multimedia
| Yes | Yes | |
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA | Yes |
| Video | MP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBM | Yes |
| FM Radio | No | Yes, with FM Recording |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-ion Battery | 6000 mAh, Li-Po Battery |
| Fast Charging | Yes, 45W Fast Charging | Yes, 33W Turbo Power |
| Reverse Charging | Yes |
Discuss
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