Lenovo ThinkPad X12 Detachable Gen 1 vs. Surface Laptop 4 13.5”: Full specs comparison

We thoroughly analyzed technical specifications for Lenovo ThinkPad X12 Detachable Gen 1 and Surface Laptop 4 13.5” models, including CPU, memory, storage, battery life, display quality, and other features.

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Lenovo ThinkPad X12 Detachable Gen 1 image

Lenovo ThinkPad X12 Detachable Gen 1

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Surface Laptop 4 13.5” image

Surface Laptop 4 13.5”

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Lenovo ThinkPad X12 Detachable Gen 1 Pros

Reasons that Lenovo ThinkPad X12 Detachable Gen 1 is better than Surface Laptop 4 13.5”.

About 34% lighter

Lenovo ThinkPad X12 Detachable Gen 1 weighed 1.85 pounds, 34% lighter than the 2.79 pounds Surface Laptop 4 13.5”.

WeightLenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
Pound
1.85 lbs.
2.79 lbs.
Kilogram
0.84 kg
1.27 kg

Surface Laptop 4 13.5” Pros

Reasons that Surface Laptop 4 13.5” is better than Lenovo ThinkPad X12 Detachable Gen 1.

Slightly faster CPU performance

Intel Core i7-1185G7 inside Surface Laptop 4 13.5” has a 8% better multi-core CPU performance score than the Intel Core i7-1180G7 inside Lenovo ThinkPad X12 Detachable Gen 1.

Geekbench 5 multi-core score
Surface Laptop 4 13.5” - AMD Ryzen 7-4980U Microsoft Surface Edition
6,365
Surface Laptop 4 13.5” - Intel Core i7-1185G7
4,864
Surface Laptop 4 13.5” - AMD Ryzen 5-4680U Microsoft Surface Edition
4,614
Lenovo ThinkPad X12 Detachable Gen 1 - Intel Core i7-1180G7
4,474
Surface Laptop 4 13.5” - Intel Core i5-1145G7
4,450
Lenovo ThinkPad X12 Detachable Gen 1 - Intel Core i5-1140G7
4,085
Lenovo ThinkPad X12 Detachable Gen 1 - Intel Core i5-1130G7
4,079
Surface Laptop 4 13.5” - Intel Core i5-1135G7
3,980
Supports larger memory

Surface Laptop 4 13.5” supports a larger memory capacity than the Lenovo ThinkPad X12 Detachable Gen 1. It supports up to 32GB versus 16GB of system memory on the Lenovo ThinkPad X12 Detachable Gen 1.

Max system memory size
Surface Laptop 4 13.5”
32 GB
Lenovo ThinkPad X12 Detachable Gen 1
16 GB
9% larger display

Surface Laptop 4 13.5” has a 13.5-inch screen size 9% larger than the 12.3-inch Lenovo ThinkPad X12 Detachable Gen 1.

Display size
Surface Laptop 4 13.5”
13.5-inch
Lenovo ThinkPad X12 Detachable Gen 1
12.3-inch

Key Similars

Similar characteristics share between Lenovo ThinkPad X12 Detachable Gen 1 and Surface Laptop 4 13.5”.

Uses the same memory type and speed

Both laptops supports the same 4267MHz LPDDR4X RAM.

Memory type and speed
Lenovo ThinkPad X12 Detachable Gen 1 - LPDDR4X
4,267 MHz
Surface Laptop 4 13.5” - LPDDR4X
4,267 MHz

Prices

Here are the latest price updates and offers for both devices.

Lenovo ThinkPad X12 Detachable Gen 1 Price
ThinkPad X12 Case
 ThinkPad X12 Case
By Lenovo
$41.63
$46.11 10% OFF
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Lenovo ThinkPad X13 Yoga Gen 2 13.3" WUXGA 2-in-1 Touchscreen (Intel 4-Core i5-1145G7, 16GB RAM, 512GB SSD) Business Laptop, Thunderbolt 4, Backlit, Fingerprint, 3-Yr Warranty, IST Cable, Win 11 Pro
 Lenovo ThinkPad X13 Yoga Gen 2 13.3" WUXGA 2-in-1 Touchscreen (Intel 4-Core i5-1145G7, 16GB RAM, 512GB SSD) Business Laptop, Thunderbolt 4, Backlit, Fingerprint, 3-Yr Warranty, IST Cable, Win 11 Pro
By Lenovo
$849.98
$899.98 6% OFF
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Puccy 3 Pack Screen Protector, compatible with Lenovo ThinkPad X12 Detachable Gen 2 12.3" Laptop TPU Film Guard （ Not Tempered Glass Protectors）
 Puccy 3 Pack Screen Protector, compatible with Lenovo ThinkPad X12 Detachable Gen 2 12.3" Laptop TPU Film Guard （ Not Tempered Glass Protectors）
By Puccy Film for Lenovo ThinkPad X12 Detachable Gen 2
$16.98
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Surface Laptop 4 13.5” Price
Microsoft Surface Laptop 4 13.5” Touch-Screen – Intel Core i7 - 16GB - 256GB Solid State Drive - Windows 10 Pro (Latest Model) - Matte Black (Renewed)
 Microsoft Surface Laptop 4 13.5” Touch-Screen – Intel Core i7 - 16GB - 256GB Solid State Drive - Windows 10 Pro (Latest Model) - Matte Black (Renewed)
By Microsoft
$478.80
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Microsoft Surface Laptop 4 13.5-inch Touch-Screen – AMD Ryzen 5 Surface Edition - 8GB Memory - 256GB Solid State Drive - Platinum (Renewed)
 Microsoft Surface Laptop 4 13.5-inch Touch-Screen – AMD Ryzen 5 Surface Edition - 8GB Memory - 256GB Solid State Drive - Platinum (Renewed)
By Microsoft
$399.00
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Microsoft Surface Laptop 4 13.5” Touch-Screen – Intel Core i7 - 16GB - 512GB Solid State Drive - Matte Black
 Microsoft Surface Laptop 4 13.5” Touch-Screen – Intel Core i7 - 16GB - 512GB Solid State Drive - Matte Black
By Microsoft
$949.00
$1,699.99 44% OFF
See at Amazon

Specs Comparison

Availability

Lenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
Released20212021
Release Date
  • Announced on January 11, 2021 (CES 2021)
  • Available starting January 2021
  • Introduced: April 13, 2021
  • Released: April 13, 2021
PricingStarting at $1,149
  • $999.99
    AMD Ryzen 5 8GB 256GB Platinum Only
  • $1,199.99
    AMD Ryzen 5 16GB 256GB Platinum Only
  • $1,299.99
    Intel Core i5 8GB 512GB
  • $1,499.99
    Intel Core i5 16GB 512GB
  • $1,699.99
    Intel Core i7 16GB 512GB
  • $2,299.99
    Intel Core i7 32GB 1TB Matte Black Only
Generations-

Exterior

Lenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
Dimensions
  • 11.15” x 8.01” x 0.35” (283.3 x 203.5 x 8.8 mm)
    Tablet Only
  • 11.15” x 8.01” x 0.57” (283.3 x 203.5 x 14.5 mm)
    With Keyboard
12.1” x 8.8” x 0.57” (308 mm x 223 mm x 14.5 mm)
Weight
  • Starting at 1.85 lbs (840 g)
    Tablet Only
  • Starting at 2.65 lbs (1.2 kg)
    With Keyboard
  • 2.84 lb (1,288 g)
    Sandstone and Matte Black
  • 2.79 lb (1,265 g)
    Cobalt Blue and Platinum
Colors
Black
  • Metal
    Matte Black Sandstone
  • Alcantara
    Ice Blue Platinum
Keyboard and Trackpad
  • Detachable Keyboard:
    • Backlit with white LED lighting keyboard.
  • Trackpad + TrackPoint® pointing device.
  • Keyboard:
    • Full-size backlit keyboard with a soft-touch feel and full 1.3mm travel.
    • Large palm rest with premium Alcantara® material for maximized typing comfort.
  • Trackpad:
    • Larger size 115 mm x 76.66 mm, glass.
    • Supports up to Five-finger multitouch gesture.

Display

Lenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
Size12.3 Inches13.5 Inches
Info12.3" FHD+
1920 x 1280 3:2 IPS Anti-Reflective Anti-Smudge 400 nits Corning Gorilla® Glass 5
  • Resolution: 2256 x 1504 (201 PPI)
  • PixelSense™ Display
  • Aspect ratio: 3:2
  • Inking: designed together with Surface Pen
  • Touch: 10 points multi-touch
  • Corning® Gorilla® Glass 3
  • 10nm Oleophobic Coating
  • 100% sRGB color, individually calibrated

Ports

Lenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
  • 1 x Thunderbolt™ 4
    Supports USB 4, Power Delivery, and DisplayPort.
  • 1 x USB-C
    Supports USB 3.2 Gen 2, Power Delivery, and DisplayPort.
  • 1 x Headphone / mic combo
  • 1 x Optional Nano SIM slot
  • 1 x Kensington lock slot
Surface Laptop 4 13.5” Ports
Image Source: Microsoft
  • 1 x Full-size USB 3.2 Gen 2
  • 1 x USB Type-C 3.2 Gen 2
    Supports Power Delivery and DisplayPort.
  • 1 x Surface Connect™ +
    Supports charging and docking station.
  • 1 x Headset jack

Internal Specs

Lenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
Processor
  1. 11th Gen Intel® Core™ i5-1130G7
    4 cores, 8 threads, 1.80 → 4.00 GHz, 8MB SmartCache, 15W
  2. 11th Gen Intel® Core™ i5-1140G7 with vPro™
    4 cores, 8 threads, 1.80 → 4.20 GHz, 8MB SmartCache, 15W
  3. 11th Gen Intel® Core™ i7-1180G7 with vPro™
    4 cores, 8 threads, 2.20 → 4.60 GHz, 12MB SmartCache, 15W
  1. AMD Ryzen™ 5 4680U Microsoft Surface® Edition
    6 cores, 12 threads, 2.10 → 4.00 GHz, 3MB L2 Cache, 8MB L3 Cache, 15W
  2. AMD Ryzen™ 7 4980U Microsoft Surface® Edition
    8 cores, 16 threads, 2.00 → 4.40 GHz, 4MB L2 Cache, 8MB L3 Cache, 15W
  3. 11th Gen Intel® Core™ i5-1135G7
    4 cores, 8 threads, 2.40 → 4.20 GHz, 8MB SmartCache, 28W
  4. 11th Gen Intel® Core™ i5-1145G7
    4 cores, 8 threads, 2.60 → 4.40 GHz, 8MB SmartCache, 28W
  5. 11th Gen Intel® Core™ i7-1185G7
    4 cores, 8 threads, 3.00 → 4.80 GHz, 12MB SmartCache, 28W
Integrated Graphics
  1. 11th Gen Intel® Core™ i5-1130G7
    Intel® Iris® Xe Graphics
    80 Execution Units, 400 → 1100 MHz
  2. 11th Gen Intel® Core™ i5-1140G7 with vPro™
    Intel® Iris® Xe Graphics
    80 Execution Units, 400 → 1100 MHz
  3. 11th Gen Intel® Core™ i7-1180G7 with vPro™
    Intel® Iris® Xe Graphics
    96 Execution Units, 400 → 1100 MHz
  1. AMD Ryzen™ 5 4680U Microsoft Surface® Edition
    AMD Radeon™ Graphics
    7 Graphics Cores,
  2. AMD Ryzen™ 7 4980U Microsoft Surface® Edition
    AMD Radeon™ Graphics
    8 Graphics Cores,
  3. 11th Gen Intel® Core™ i5-1135G7
    Intel® Iris® Xe Graphics
    80 Execution Units, 400 → 1300 MHz
  4. 11th Gen Intel® Core™ i5-1145G7
    Intel® Iris® Xe Graphics
    80 Execution Units, 400 → 1300 MHz
  5. 11th Gen Intel® Core™ i7-1185G7
    Intel® Iris® Xe Graphics
    96 Execution Units, 400 → 1350 MHz
Memory
8GB 16GB
4267 MHz Dual-channel LPDDR4x Memory.
8GB 16GB 32GB
4266 MHz LPDDR4X RAM
Storage
256 GB 512 GB 1 TB
PCIe SSD
256 GB 512 GB 1 TB
Removable M.2 NVMe SSD

Connectivity

Lenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
Wi-FiIntel® Wi-Fi 6™ AX201 802.11AX (2 x 2)
Up to 2400 Mbps, Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac/ax.
Wi-Fi 6: IEEE 802.11 a/b/g/n/ac/ax compatible.
BluetoothBluetooth 5.1Bluetooth Wireless 5.0 technology
MoreOptional WWAN: 4x4 MIMO 4G (LTE CAT9)-

Battery

Lenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
Size42 Wh45.8 Wh
Battery LifeUp to 10.18 hours
Based on MobileMark® 2018 battery-life benchmark test
  • Up to 19 hours of typical device usage
    AMD™ Ryzen™ 5 models.
  • Up to 17 hours of typical device usage
    Intel® Core™ i5 models.
Power Supply65 W USB (Type-C) power adapter
Supports Rapid Charge.
  • 60W power supply with USB-A (5W) (65W total)
  • Supports Fast Charge (0-80% in about one hour)

Software

Lenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
OS
  • Windows 10 Home 64-bit
  • Windows 10 Pro 64-bit
  • For Consumer: Windows 10 Home
  • For Commercial: Windows 10 Pro
Free upgrade to Windows 11
Built-in Apps
Lenovo Vantage
Microsoft Office 365 30-days trial

Camera & Audio

Lenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
Camera
  • Front-facing camera with ThinkShutter privacy shutter
    720p (1280 x 720 HD) camera.
  • Hybrid Infrared (IR)
  • 8MP rear-facing camera
  • Windows Hello face authentication camera (front-facing)
  • 720p HD front-facing video camera
Audio
  • Dolby® Premium
  • Dual-array mics
  • Dual far-field Studio Mics
  • OmniSonic stereo speakers with Dolby Atmos®

Misc

Lenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
InkingSupports Active Pen:
  • Lenovo Precision Pen (optional included)
  • Lenovo Digital Pen
Supports Surface Pen
4096 levels of pressure
Tilt sensing
Best in class latency
Sensors-
  • Ambient light sensor
Security
  • Discrete Trusted Platform Module (dTPM) 2.0
  • Windows Hello & IR camera for facial recognition login
  • The fingerprint reader on the optional keyboard
  • Webcam privacy cover
  • Kensington lock slot
  • HW TPM 2.0 chip for enterprise security
  • Enterprise-grade protection with Windows Hello face sign-in
  • Secured-Core PC
    For Surface Laptop 4 powered by AMD RyzenTM Microsoft Surface Edition
  • Windows enhanced hardware security
    For Surface Laptop 4 powered by 11th Gen Intel® Core™ processors
In the box
  • ThinkPad X12 Detachable
  • 65W AC Adapter (Supports Rapid Charge)
  • 4 Cell 42Whr Internal Battery
  • Keyboard (Select Models)
  • Pen (Select Models)
  • Quick Start Guide
  • Surface Laptop 4 13.5”
  • Power supply
  • Quick Start Guide
  • Safety and warranty documents
Warranty-
  • One-year limited hardware warranty
  • Surface for Business customers: Includes Advanced Exchange, an expedited replacement service, at no additional cost
More-Supports Surface Dial
Supports off-screen interaction only

Key Features

Lenovo ThinkPad X12 Detachable Gen 1Surface Laptop 4 13.5”
At Glance
Released in
2021
3:2 FHD+
12.3”
1280p 60Hz
Weight
1.85 lb
0.84 kg
Up to
Intel Core i7-1180G7
4C/8T, 2.20 → 4.60 GHz
Geekbench 5
1,364
Single Core
Geekbench 5
4,474
Multi-Core
With integrated
Intel® Iris® Xe Graphics
96 Execution Units, 400 → 1100 MHz
Configurable up to
16GB
4267 MHz LPDDR4X
Released in Early
2021
3:2 2.2K
13.5”
1504p 60Hz
Weight
2.79 lb
1.27 kg
Up to
Intel Core i7-1185G7
4C/8T, 3.00 → 4.80 GHz
Geekbench 5
1,404
Single Core
Geekbench 5
4,864
Multi-Core
With integrated
Intel® Iris® Xe Graphics
96 Execution Units, 400 → 1350 MHz
Configurable up to
32GB
4267 MHz LPDDR4X
Surface Laptop 4 13.5” Ports

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