Lenovo ThinkPad T14s Gen 4 (21F9) vs. Acer Swift X 14 (SFX14)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad T14s Gen 4 (21F9) 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 ThinkPad T14s Gen 4 (21F9) Review

Advantages and disadvantages of Lenovo ThinkPad T14s Gen 4 (21F9) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

impressive battery life

powerful processor options

bright display

higher price point

limited graphics performance

no OLED option

heavier than competitors

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 ThinkPad T14s Gen 4 (21F9) and Acer Swift X 14 (SFX14)
86 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery
86 % - Design
84 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T14s Gen 4 (21F9) vs. Acer Swift X 14 (SFX14) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 31.75 cm x 22.69 cm x 1.69 cm 32.28 cm x 22.812 cm x 1.99 cm
Weight 1.26 kg 1.5 kg
Case Material Aluminium (bottom), carbon fibre hybrid (top) Anodised aluminium
Colour Deep black Steel grey
DISPLAY Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
Screen Size (Type) 14" - IPS 14.5" OLED
Touchscreen Yes (10-point multi-touch) -
Screen Resolution 1920 x 1200 (WUXGA) 2880 x 1800 (WQXGA+)
V-Sync Rate at Max Res. 60 Hz 120 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:10
Image Brightness 300 cd/m² 400 cd/m²
Colour Gamut 45% NTSC 100% DCI-P3
Features Anti-glare, on-cell touch technology Glare, CineCrystal, Acer BluelightShield technology, 1 ms response rate, VESA DisplayHDR 500
PROCESSOR Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
CPU AMD Ryzen 5 Pro 7540U / 3.2 GHz Intel Core i7 (13th Gen) 13700H / 2.4 GHz
Max Turbo Speed 4.9 GHz 5 GHz
Number of Cores 6-core 14-core
Cache L3 - 16 MB L3 - 24 MB
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
RAM 16 GB (provided memory is soldered) 16 GB (provided memory is soldered)
RAM Type LPDDR5X SDRAM LPDDR5 SDRAM
Speed 6400 MHz -
Rated Speed 7500 MHz -
STORAGE Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia 512 GB SSD M.2 2280 - Micron
AUDIO & VIDEO Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
Graphics Processor (GPU) AMD Radeon 740M NVIDIA GeForce RTX 3050
Max Monitors Supported 3 external monitor(s) -
Video Memory - 6 GB GDDR6 SDRAM
Camera Yes Yes - Full HD
Resolution 5 Megapixel -
Camera Features Privacy shutter, Windows Hello, fixed focus, Discrete IR, Ultrasonic Human Presence Detection Temporal Noise Reduction
Video Resolutions - 1080p
Sound Stereo speakers, dual array microphone Stereo speakers, two microphones
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio -
Audio Features Input: Dolby Voice, 360° far-field -
COMMUNICATIONS Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
Wireless Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Qualcomm NFA725A Killer Wi-Fi 6E AX1675i - M.2 2230 (CNVi)
Network Interface Gigabit Ethernet -
Features - Dual stream (2x2)
BATTERY Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
Technology Lithium polymer -
Battery Capacity (Size) 57 Wh 76 Wh
AC ADAPTER Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
Input AC 100-240 V (50/60 Hz) -
Output 65 Watt 100 Watt, 5 / 9 / 12 / 15 / 20 V
INPUT Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Multi-gesture touch pad, precision touchpad, OceanGlass touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
Interfaces USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1 (Always On)
2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
Headphone/microphone combo jack
LAN (on supplied adapter)
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 - Yes (microSD)
SOFTWARE Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 11 Home
Software Included Glance by Mirametrix NVIDIA Studio drivers
MISCELLANEOUS Lenovo ThinkPad T14s Gen 4 (21F9) Acer Swift X 14 (SFX14)
Included Accessories USB-C power adapter, Lenovo USB-C to Ethernet Adapter USB-C power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader Fingerprint reader
Security Slot Type Kensington nano security slot Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication Administrator password, system password, Acer Purified.Voice technology
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 TUV Rheinland Eyesafe Display
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
Model Number - 71G
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