In depth comparison and review of Acer TravelMate Spin B3 (TMB311RN-31) and Lenovo ThinkBook 14s Yoga G3 IRU (21JG). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Acer TravelMate Spin B3 (TMB311RN-31) based on its technical characteristics, features, user experience, expert reviews and price level.
durable design
affordable price
360-degree hinge flexibility
good battery life
robust security features
mediocre display quality
limited storage capacity
basic processor performance
heavier build
Advantages and disadvantages of Lenovo ThinkBook 14s Yoga G3 IRU (21JG) based on its technical characteristics, features, user experience, expert reviews and price level.
versatile 2-in-1 design
sharp full-hd display
solid build quality
responsive touch screen
good keyboard comfort
average battery life
limited port selection
moderate graphics performance
heavier than competitors
DESIGN AND DIMENSIONS | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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Product Type | Notebook - flip design | Notebook - flip design |
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Dimensions (WxDxH) | 29.5 cm x 21.5 cm x 2.09 cm | 32 cm x 21.6 cm x 1.69 cm |
Weight | 1.49 kg | 1.5 kg |
Case Material | - | Aluminium (top), aluminium (bottom) |
Colour | Shale black | Dual tone mineral grey |
DISPLAY | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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Screen Size (Type) | 11.6" - IPS | 14" - IPS |
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Touchscreen | Yes (multi-touch) | Yes (10-point multi-touch) |
LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 300 cd/m² | 300 cd/m² |
Colour Gamut | - | 100% sRGB |
Features | Glare, CineCrystal, 25 ms response rate | Glossy, Corning Gorilla glass, anti-glare, Direct Bonding technology, anti-fingerprint, capacitive touch screen, 170° viewing angle, one glass metal mesh (OGM), Dolby Vision |
PROCESSOR | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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CPU | Intel Celeron N4120 / 1.1 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
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Max Turbo Speed | 2.6 GHz | 4.6 GHz |
Number of Cores | Quad-Core | 10-core |
Cache | 4 MB | 12 MB |
64-bit Computing | Yes | - |
Features | Intel Burst Technology | Integrated memory controller |
MEMORY | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
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Max RAM Supported | - | 16 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | - | 3200 MHz |
Rated Speed | - | 3200 MHz |
Form Factor | - | SO-DIMM 260-pin |
Slots Qty | - | 1 |
Empty Slots | - | 1 |
STORAGE | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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Main Storage Size (HDD/SSD) | 64 GB eMMC - SanDisk | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) |
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AUDIO & VIDEO | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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Graphics Processor (GPU) | Intel UHD Graphics 600 | Intel Iris Xe Graphics |
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Memory Allocation Technology | Shared Video Memory (UMA) | - |
Max Monitors Supported | - | 3 external monitor(s) |
Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
Camera | Yes - HD | Yes - 1080p |
Camera Features | - | Privacy shutter, fixed focus |
Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3287 |
Compliant Standards | High Definition Audio | High Definition Audio, Dolby Atmos |
Audio Features | - | Input: noise-cancellation technology |
COMMUNICATIONS | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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Wireless | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
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Wireless Controller | Intel Wireless-AC 9560 - M.2 2230 | M.2 Card |
Network Interface | Gigabit Ethernet | - |
Features | Wake-on-LAN (WOL) | Dual stream (2x2) |
BATTERY | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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Technology | 4-cell Lithium Ion | Lithium polymer |
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Battery Capacity (Size) | 48 Wh | 60 Wh |
Battery Life | Up to 12 hours | Up to 15.8 hours |
Battery Run Time | - | Local video (1080p) playback time (150 nits): up to 15.8 hours |
AC ADAPTER | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 45 Watt, 19 V | 65 Watt |
INPUT | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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Type | Keyboard, digitizer, touchpad, digital pen | Keyboard, digitizer, touchpad, digital pen |
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Keyboard Backlight | - | Yes |
Features | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad |
CONNECTIONS & EXPANSIONS | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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Slots | - | 2 x M.2 (PCI Express 4.0 x4) (1 free) |
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Interfaces | USB-C 3.1 2 x USB 3.0 HDMI Headphone/microphone combo jack LAN |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack |
Memory Card Reader | Yes (SD Card) | Yes (microSD) |
SOFTWARE | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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Operating System (OS) | Windows 10 Pro 64-bit Edition National Academic | Windows 11 Pro - German |
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Software Included | - | Microsoft Office (Trial) |
MISCELLANEOUS | Acer TravelMate Spin B3 (TMB311RN-31) | Lenovo ThinkBook 14s Yoga G3 IRU (21JG) |
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Included Accessories | Power adapter, Acer Active Stylus | USB-C power adapter, ThinkBook Yoga Integrated Smart Pen |
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Security | Trusted Platform Module (TPM 2.0) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
Security Slot Type | Kensington security slot | Kensington nano security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | MU-MIMO technology | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS |
Compliant Standards | MIL-STD 810G | RoHS, Energy-Related Products (ErP) Lot 6, Energy-Related Products (ErP) Lot 26, TUV Rheinland Low Blue Light (Software Solution) |
ENERGY STAR Certified | - | Yes |
EPEAT Compliant | - | EPEAT Gold |
Max Operating Temperature | - | 35 °C |
Min Operating Temperature | - | 5 °C |
Humidity Range Operating | - | 8 - 95% |
Manufacturer Warranty | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site - response time: next business day |
Model Number | C0FM | - |