Lenovo IdeaPad S145-14API (81UV) vs. Acer TravelMate B3 11 (TMB311)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo IdeaPad S145-14API (81UV) and Acer TravelMate B3 11 (TMB311). 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.

Lenovo IdeaPad S145-14API (81UV) Review

Advantages and disadvantages of Lenovo IdeaPad S145-14API (81UV) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

decent processor speed

sufficient connectivity options

quiet operation

average display quality

limited battery life

basic graphics capabilities

no backlit keyboard

Acer TravelMate B3 11 (TMB311) Review

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

Laptop Comparison and Tests

Difference between Lenovo IdeaPad S145-14API (81UV) and Acer TravelMate B3 11 (TMB311)
69 % - Design
65 % - Display
65 % - Performance
72 % - Connectivity
65 % - Battery
72 % - Design
65 % - Display
65 % - Performance
75 % - Connectivity
90 % - Battery

Laptop Specifications Comparison

Lenovo IdeaPad S145-14API (81UV) vs. Acer TravelMate B3 11 (TMB311) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 32.71 cm x 24.1 cm x 1.99 cm 29.08 cm x 21.145 cm x 2.075 cm
Weight 1.6 kg 1.4 kg
Case Material Polycarbonate ABS -
Colour Granite black Shale black
DISPLAY Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
Screen Size (Type) 14" - TN 11.6" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1366 x 768 (HD) 1366 x 768 (WXGA)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 -
Image Brightness 220 cd/m² 250 cd/m²
Colour Gamut - 50% NTSC
Features Anti-glare Anti-glare, matte, ComfyView, Acer BluelightShield technology, 25 ms response rate
PROCESSOR Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
CPU AMD Athlon 300U / 2.4 GHz Intel N-series N200
Max Turbo Speed 3.3 GHz 3.7 GHz
Number of Cores Dual-Core Quad-Core
Cache L3 - 4 MB L3 - 6 MB
64-bit Computing Yes -
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
RAM 4 GB (provided memory is soldered) 8 GB (provided memory is soldered)
Max RAM Supported 12 GB -
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed 2400 MHz -
Rated Speed 2400 MHz -
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 1 -
STORAGE Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 128 GB SSD - Kingston
AUDIO & VIDEO Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
Graphics Processor (GPU) AMD Radeon Vega 3 Intel UHD Graphics
Camera Yes Yes - HD
Resolution 0.3 Megapixel -
Camera Features - Privacy shutter, Temporal Noise Reduction
Sound Stereo speakers, microphone Stereo speakers, two microphones
Compliant Standards High Definition Audio, Dolby Audio -
COMMUNICATIONS Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller M.2 Card Intel Wi-Fi 6E AX 211 - M.2 2230 (CNVi)
Features Single stream (1x1) Dual stream (2x2), MU-MIMO
BATTERY Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
Technology Lithium Ion -
Battery Capacity (Size) 30 Wh 50 Wh
Battery Life Up to 4 hours -
AC ADAPTER Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
Input AC 120/230 V (50/60 Hz) -
Output 65 Watt 45 Watt, 5 / 9 / 12 / 15 / 20 V, 3 A
INPUT Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
Type Keyboard, touchpad Keyboard, touchpad
Features Multi-touch touchpad, buttonless touchpad Multi-gesture touch pad, spill-resistant, precision touchpad, mechanically anchored keys, OceanGlass touchpad, serviceable keyboard design
CONNECTIONS & EXPANSIONS Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
Interfaces USB 2.0
2 x USB 3.1 Gen 1
HDMI
Headphone/microphone combo jack
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
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSD)
SOFTWARE Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
Operating System (OS) Windows 10 Home in S mode - English Windows 11 Pro Education
Software Included Microsoft Office (30 days trial) -
MISCELLANEOUS Lenovo IdeaPad S145-14API (81UV) Acer TravelMate B3 11 (TMB311)
Included Accessories Power adapter USB-C power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip -
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 Administrator password, system password, MIL-STD-810H tested
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 -
SAR Value - 1.14 W/kg (body), 1.14 W/kg (head), 1.14 W/kg (limb)
Manufacturer Warranty Limited warranty - 1 year - pick-up and return Limited warranty - 1 year - carry-in
International travellers warranty - 1 year
Model Number - 33
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