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

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) and Acer TravelMate B3 (TMB311). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

Laptop Specifications Comparison

Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) vs. Acer TravelMate B3 (TMB311) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 32.71 cm x 24.1 cm x 1.99 cm 29.5 cm x 21.5 cm x 2.09 cm
Weight 1.6 kg 1.4 kg
Case Material Polycarbonate ABS -
Colour Granite black Shale black
DISPLAY Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
Screen Size (Type) 14" - TN 11.6" - TN
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1366 x 768 (HD) 1366 x 768 (HD)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 220 cd/m² 220 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare Anti-glare, matte, ComfyView, Acer BluelightShield technology, 10 ms response rate
PROCESSOR Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
CPU AMD Ryzen 3 3200U / 2.6 GHz Intel Celeron N4120 / 1.1 GHz
Max Turbo Speed 3.5 GHz 2.6 GHz
Number of Cores Dual-Core Quad-Core
Cache L3 - 4 MB 4 MB
64-bit Computing Yes -
Features Integrated memory controller Intel Burst Technology
MEMORY Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
RAM 4 GB (provided memory is soldered) 4 GB (provided memory is soldered)
Max RAM Supported 12 GB -
RAM Type DDR4 SDRAM DDR4 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 (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 64 GB eMMC - Kingston
AUDIO & VIDEO Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
Graphics Processor (GPU) AMD Radeon Vega 3 Intel UHD Graphics 600
Camera Yes Yes - HD
Resolution 0.3 Megapixel -
Camera Features - Privacy shutter
Video Resolutions - 1280 x 720
Sound Stereo speakers, microphone Stereo speakers, two microphones
Compliant Standards High Definition Audio, Dolby Audio -
COMMUNICATIONS Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 802.11a/b/g/n/ac, Bluetooth 5.0
Wireless Controller M.2 Card Intel Wireless-AC 9560 - M.2 2230 (CNVi)
Network Interface - Gigabit Ethernet
Features Single stream (1x1) Wake-on-LAN (WOL), dual stream (2x2), MU-MIMO
BATTERY Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
Technology Lithium Ion 3-cell Lithium Ion
Battery Capacity (Size) 30 Wh 48 Wh
Battery Life Up to 4 hours Up to 12 hours
AC ADAPTER Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 45 Watt, 5 / 9 / 12 / 15 / 20 V
INPUT Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
Type Keyboard, touchpad Keyboard, touchpad
Features Multi-touch touchpad, buttonless touchpad Multi-gesture touch pad, precision touchpad, mechanically anchored keys
CONNECTIONS & EXPANSIONS Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (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
LAN (RJ-45)
Headphone/microphone combo jack
USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (DC-In combo, Power Delivery)
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSD)
SOFTWARE Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
Operating System (OS) Windows 10 Home in S mode - English Windows 10 Pro 64-bit Edition National Academic
Software Included Microsoft Office (30 days trial) Acer ProShield Security Manager
MISCELLANEOUS Lenovo IdeaPad S145-14API (Lenovo IdeaPad S145) Acer TravelMate B3 (TMB311)
Included Accessories Power adapter USB-C power adapter, 3-cell Li-Ion 48Wh battery
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip Discrete Trusted Platform Module (TPM) solution
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
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 MIL-STD 810G
SAR Value - 0.82 W/kg (body), 0.82 W/kg (limb), 0.82 W/kg (head)
ENERGY STAR Certified Yes -
Manufacturer Warranty Limited warranty - 1 year - pick-up and return Limited warranty - 1 year - carry-in
International travellers warranty - 1 year
Model Number 14API 81UV 31
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