Lenovo IdeaPad S340-15IWL (81N8) vs. Acer Swift X 14 (SFX14)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo IdeaPad S340-15IWL (81N8) and Acer Swift X 14 (SFX14). 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 S340-15IWL (81N8) Review

Advantages and disadvantages of Lenovo IdeaPad S340-15IWL (81N8) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

sleek design

comfortable keyboard

solid performance

lightweight build

average battery life

dim display

no thunderbolt support

limited upgradeability

Acer Swift X 14 (SFX14) Review

Advantages and disadvantages of Acer Swift X 14 (SFX14) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful amd processor

lightweight and portable

sharp full hd display

solid build quality

efficient thermal management

average battery life

limited port selection

noisy under load

higher price point

Laptop Comparison and Tests

Difference between Lenovo IdeaPad S340-15IWL (81N8) and Acer Swift X 14 (SFX14)
72 % - Design
63 % - Display
65 % - Performance
72 % - Connectivity
72 % - Battery
86 % - Design
84 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo IdeaPad S340-15IWL (81N8) vs. Acer Swift X 14 (SFX14) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.8 cm x 24.5 cm x 1.79 cm 32.28 cm x 22.812 cm x 1.99 cm
Weight 1.79 kg 1.5 kg
Case Material Aluminum, polycarbonate ABS Anodised aluminium
Colour Onyx black Steel grey
DISPLAY Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
Screen Size (Type) 15.6" - IPS 14.5" OLED
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 2880 x 1800 (WQXGA+)
V-Sync Rate at Max Res. - 120 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 220 cd/m² 400 cd/m²
Colour Gamut - 100% DCI-P3
Features Anti-glare Glare, CineCrystal, Acer BluelightShield technology, 1 ms response rate, VESA DisplayHDR 500
PROCESSOR Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
CPU Intel Core i3 (8th Gen) 8145U / 2.1 GHz Intel Core i7 (13th Gen) 13700H / 2.4 GHz
Max Turbo Speed 3.9 GHz 5 GHz
Number of Cores Dual-Core 14-core
Cache 4 MB L3 - 24 MB
64-bit Computing Yes -
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
RAM 8 GB (1 x 4 GB + 4 GB (soldered)) 16 GB (provided memory is soldered)
Max RAM Supported 8 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 0 -
STORAGE Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
Main Storage Size (HDD/SSD) 1 TB HDD SATA 6Gb/s / 5400 rpm 512 GB SSD M.2 2280 - Micron
AUDIO & VIDEO Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
Graphics Processor (GPU) Intel UHD Graphics 620 NVIDIA GeForce RTX 3050
Video Memory - 6 GB GDDR6 SDRAM
Camera Yes - 720p Yes - Full HD
Resolution 1 Megapixel -
Camera Features Privacy shutter Temporal Noise Reduction
Video Resolutions - 1080p
Sound Stereo speakers, dual array microphone Stereo speakers, two microphones
Compliant Standards High Definition Audio, Dolby Audio -
COMMUNICATIONS Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
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 Killer Wi-Fi 6E AX1675i - M.2 2230 (CNVi)
Features Single stream (1x1) Dual stream (2x2)
BATTERY Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
Technology Lithium Ion -
Battery Capacity (Size) 52.5 Wh 76 Wh
Battery Life Up to 10 hours -
AC ADAPTER Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
Input AC 120/230 V (50/60 Hz) -
Output 65 Watt 100 Watt, 5 / 9 / 12 / 15 / 20 V
INPUT Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight - Yes
Features Multi-touch touchpad, buttonless touchpad Multi-gesture touch pad, precision touchpad, OceanGlass touchpad
CONNECTIONS & EXPANSIONS Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 1
Headphone/microphone combo jack
HDMI
HDMI
2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (DC-In combo, Power Delivery)
USB 3.2 Gen 1 (with power off charging)
USB 3.2 Gen 1
Headphone/microphone combo jack
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSD)
SOFTWARE Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
Operating System (OS) Windows 10 Home 64-bit Edition - English Windows 11 Home
Software Included - NVIDIA Studio drivers
MISCELLANEOUS Lenovo IdeaPad S340-15IWL (81N8) Acer Swift X 14 (SFX14)
Included Accessories Power adapter USB-C power adapter
Security Firmware 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, RapidCharge Administrator password, system password, Acer Purified.Voice technology
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 TUV Rheinland Eyesafe Display
SAR Value 0.847 W/kg (limb), 0.847 W/kg (body) 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 - 71G
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