Side by side comparison and review of Acer TravelMate Spin B3 (TMB311R) and Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Acer TravelMate Spin B3 (TMB311R) based on its technical characteristics, features, user experience, expert reviews and price level.
durable design
affordable price
360-degree hinge
good battery life
anti-microbial coating
mediocre performance
low-resolution screen
limited storage
heavy build
Advantages and disadvantages of Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) based on its technical characteristics, features, user experience, expert reviews and price level.
long battery life
lightweight and portable
integrated LTE connectivity
responsive touchscreen display
solid build quality
limited storage capacity
average graphics performance
no optical drive
higher price point
| DESIGN AND DIMENSIONS | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 29.5 cm x 21.5 cm x 2.095 cm | 30.6 cm x 20.448 cm x 1.695 cm |
| Weight | 1.4 kg | 1.35 kg |
| Case Material | Polycarbonate, ABS plastic | Aluminum, polycarbonate, glass-fibre |
| Colour | Shale black | Iron grey |
| DISPLAY | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Screen Size (Type) | 11.6" - AHVA | 13.3" - IPS |
|---|---|---|
| Touchscreen | Yes (multi-touch) | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 235 cd/m² | 300 cd/m² |
| Colour Gamut | - | 72% NTSC |
| Windows Ink Capability | Yes | - |
| Features | Glare, CineCrystal, 25 ms response rate | Anti-glare |
| PROCESSOR | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| CPU | Intel Celeron N4020 / 1.1 GHz | Intel Core i5 (10th Gen) 10210U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 2.8 GHz | 4.2 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 4 MB | 6 MB |
| 64-bit Computing | - | Yes |
| Features | Intel Burst Technology | Integrated memory controller |
| MEMORY | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 2400 MHz |
| Rated Speed | - | 2400 MHz |
| STORAGE | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Main Storage Size (HDD/SSD) | 64 GB eMMC - Kingston | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 600 | Intel UHD Graphics |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | Shared Video Memory (UMA) |
| Max Monitors Supported | - | 1 external monitor(s) |
| Camera | Yes - HD | Yes - 720p |
| Resolution | 5 Megapixel (rear), 0.9 Megapixel (front) | - |
| Camera Features | - | Privacy shutter |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Codec | Realtek ALC256M | - |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Wireless | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 - M.2 2230 | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Features | Wake-on-LAN (WOL), MU-MIMO | Dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G |
|---|---|---|
| Technology | - | LTE Advanced |
| Controller | - | FIBOCOM L850-GL - M.2 Card |
| BATTERY | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Technology | 4-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 60 Wh |
| Battery Life | Up to 12 hours | Up to 22 hours |
| AC ADAPTER | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V | 45 Watt |
| INPUT | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Type | Keyboard, touchpad | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Slots | - | 1 x Nano-SIM card (1 free) |
|---|---|---|
| Interfaces | 2 x USB 3.2 Gen 1 HDMI Headphone/microphone combo jack LAN |
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) 2 x USB 3.1 Gen 1 Headphone/microphone combo jack |
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition National Academic | Windows 10 Pro 64-bit Edition - English |
|---|---|---|
| Software Included | - | Microsoft Office 365 Personal |
| MISCELLANEOUS | Acer TravelMate Spin B3 (TMB311R) | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Included Accessories | Power adapter | Power adapter, Lenovo Digital Pen |
|---|---|---|
| Integrated Options | G-sensor | Proximity sensor, G-sensor |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Fingerprint reader |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | - | Administrator password, hard drive password, power-on password |
| Navigation Receiver | - | GPS |
| Compliant Standards | MIL-STD 810G | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | 0.82 W/kg (body), 0.82 W/kg (limb), 0.82 W/kg (head) | 1.4 W/kg (body), 1.4 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
Limited warranty - 1 year - pick-up and return |
| Model Number | 31 | 13IML LTE 81XL |
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