In depth comparison and review of Acer TravelMate B3 11 (TMB311) and Lenovo ThinkPad E14 Gen 5 (21JR). 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 B3 11 (TMB311) based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
affordable price point
efficient battery life
robust security features
lightweight design
mediocre display quality
limited storage capacity
basic graphics performance
slow processor speed
Advantages and disadvantages of Lenovo ThinkPad E14 Gen 5 (21JR) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
comfortable keyboard
good security features
affordable price
average display quality
modest battery life
limited graphics power
no thunderbolt support
DESIGN AND DIMENSIONS | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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Product Type | Notebook - 180-degree hinge design | Notebook - 180-degree hinge design |
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Dimensions (WxDxH) | 29.08 cm x 21.145 cm x 2.075 cm | 31.3 cm x 21.93 cm x 1.799 cm |
Weight | 1.4 kg | 1.43 kg |
Case Material | - | Aluminium (top), aluminium (bottom) |
Colour | Shale black | Graphite black |
DISPLAY | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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Screen Size (Type) | 11.6" - IPS | 14" - IPS |
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Screen Resolution | 1366 x 768 (WXGA) | 1920 x 1200 (WUXGA) |
V-Sync Rate at Max Res. | 60 Hz | - |
Widescreen | Yes | Yes |
Image Aspect Ratio | - | 16:10 |
Image Brightness | 250 cd/m² | 300 cd/m² |
Colour Gamut | 50% NTSC | 45% NTSC |
Features | Anti-glare, matte, ComfyView, Acer BluelightShield technology, 25 ms response rate | Anti-glare |
PROCESSOR | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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CPU | Intel N-series N200 | AMD Ryzen 5 7530U / 2 GHz |
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Max Turbo Speed | 3.7 GHz | 4.5 GHz |
Number of Cores | Quad-Core | 6-core |
Cache | L3 - 6 MB | L3 - 16 MB |
Features | Intel Smart Cache | Integrated memory controller |
MEMORY | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
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Max RAM Supported | - | 40 GB |
RAM Type | LPDDR5 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 B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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Main Storage Size (HDD/SSD) | 128 GB SSD - Kingston | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
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AUDIO & VIDEO | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon Graphics |
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Max Monitors Supported | - | 3 external monitor(s) |
Camera | Yes - HD | Yes - 1080p |
Camera Features | Privacy shutter, Temporal Noise Reduction | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
Codec | - | Synaptic CX11880 |
Compliant Standards | - | High Definition Audio, Dolby Atmos |
Audio Features | - | Input: Dolby Voice |
COMMUNICATIONS | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
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Wireless Controller | Intel Wi-Fi 6E AX 211 - M.2 2230 (CNVi) | M.2 Card |
Network Interface | - | Gigabit Ethernet |
Ethernet Controller | - | Realtek RTL8111H-CG |
Features | Dual stream (2x2), MU-MIMO | Wake-on-LAN (WOL), dual stream (2x2) |
BATTERY | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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Technology | - | Lithium polymer |
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Battery Capacity (Size) | 50 Wh | 57 Wh |
AC ADAPTER | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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Input | - | AC 100-240 V (50/60 Hz) |
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Output | 45 Watt, 5 / 9 / 12 / 15 / 20 V, 3 A | 65 Watt |
INPUT | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Keyboard Backlight | - | Yes |
Features | Multi-gesture touch pad, spill-resistant, precision touchpad, mechanically anchored keys, OceanGlass touchpad, serviceable keyboard design | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
CONNECTIONS & EXPANSIONS | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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Slots | - | 1 x M.2 (PCI Express 3.0 x4) (1 free) |
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Interfaces | HDMI 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (DC-In combo, Power Delivery) LAN Headphone/microphone combo jack |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
Memory Card Reader | Yes (microSD) | - |
SOFTWARE | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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Operating System (OS) | Windows 11 Pro Education | Windows 11 Pro - English |
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MISCELLANEOUS | Acer TravelMate B3 11 (TMB311) | Lenovo ThinkPad E14 Gen 5 (21JR) |
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Included Accessories | USB-C power adapter | USB-C power adapter |
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Security | - | 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 | Administrator password, system password, MIL-STD-810H tested | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TUV Rheinland Low Blue Light (Software Solution), TCO Certified 9.0 |
SAR Value | 1.14 W/kg (body), 1.14 W/kg (head), 1.14 W/kg (limb) | - |
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 | 33 | - |