Lenovo Legion Slim 7i (15”, Intel, 2020) vs. Surface Laptop 4 15”: Which is better?

Here is a side by side comparison between Lenovo Legion Slim 7i (15”, Intel, 2020) and Surface Laptop 4 15” specs including CPU, RAM, storage, battery, display, and more.

Lenovo Legion Slim 7i (15”, Intel, 2020) Pros

Reasons that Lenovo Legion Slim 7i (15”, Intel, 2020) is better than Surface Laptop 4 15”.

Significantly faster CPU performance

Intel Core i9-10980HK inside Lenovo Legion Slim 7i (15”, Intel, 2020) has a 44% better multi-core CPU performance score than the Intel Core i7-1185G7 inside Surface Laptop 4 15”.

Geekbench 5 multi-core score
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i9-10980HK
7,013
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i7-10875H
6,874
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i7-10870H
6,596
Surface Laptop 4 15” - AMD Ryzen 7-4980U Microsoft Surface Edition
6,365
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i7-10750H
5,412
Surface Laptop 4 15” - Intel Core i7-1185G7
4,864
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i5-10300H
3,747
Upgradable memory

Lenovo Legion Slim 7i (15”, Intel, 2020) comes with one SODIMM slot that allow you to replace or upgrade when needed. On the flip side, you can't upgrade RAM on the Surface Laptop 4 15” since it has onboard memory.

MemoryLenovo Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
Slots
x1
Onboard
TypeDDR4LPDDR4X
Supports discrete graphics

Configurable up to NVIDIA GeForce RTX 2060 6GB GDDR6 with Max-Q vs. integrated

Surface Laptop 4 15” Pros

Reasons that Surface Laptop 4 15” is better than Lenovo Legion Slim 7i (15”, Intel, 2020).

Supports faster memory

Surface Laptop 4 15” supports a faster memory speed than the Lenovo Legion Slim 7i (15”, Intel, 2020). It supports up to 4267MHz versus 3200MHz of system memory on the Lenovo Legion Slim 7i (15”, Intel, 2020).

Memory type and speed
Surface Laptop 4 15” - LPDDR4X
4,267 MHz
Lenovo Legion Slim 7i (15”, Intel, 2020) - DDR4
3,200 MHz
About 18% lighter

Surface Laptop 4 15” weighed 3.40 pounds, 18% lighter than the 4.1 pounds Lenovo Legion Slim 7i (15”, Intel, 2020).

WeightLenovo Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
Pound
4.1 lbs.
3.40 lbs.
Kilogram
1.86 kg
1.54 kg

Key Similars

Similar characteristics share between Lenovo Legion Slim 7i (15”, Intel, 2020) and Surface Laptop 4 15”.

Supports the same maximum memory size of up to 32GB

Both laptops supports up to 32GB of system memory.

Max system memory size
Lenovo Legion Slim 7i (15”, Intel, 2020)
32 GB
Surface Laptop 4 15”
32 GB

Prices

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

Lenovo Legion Slim 7i (15”, Intel, 2020) Price
Lenovo Legion Pro 7i Gen 9 16" Gaming Laptop (2024 Model) Intel Core i9-14900HX 24C, NVIDIA GeForce RTX 4090 16GB, 32GB RAM, 2TB (1TB+1TB) NVMe SSD, 16.0" IPS QHD+ 500 nits 240Hz, Windows 11 Home
Lenovo Legion Pro 7i Gen 9 16" Gaming Laptop (2024 Model) Intel Core i9-14900HX 24C, NVIDIA GeForce RTX 4090 16GB, 32GB RAM, 2TB (1TB+1TB) NVMe SSD, 16.0" IPS QHD+ 500 nits 240Hz, Windows 11 Home
By Lenovo
$3,295.00
Lenovo Legion Pro 7i 16" QHD+ 500nits Gaming Laptop 240Hz Intel Core i9-13900HX 16GB RAM 1TB SSD NVIDIA GeForce RTX 4080 12GB Windows 11 Onyx Grey
Lenovo Legion Pro 7i 16" QHD+ 500nits Gaming Laptop 240Hz Intel Core i9-13900HX 16GB RAM 1TB SSD NVIDIA GeForce RTX 4080 12GB Windows 11 Onyx Grey
By Lenovo
$2,299.99
Lenovo 82VB0002US, Slim 7i - Laptop Computer - Intel Core i7-12700H - 16" WQXGA Touchscreen Display - 16GB - 1TB SSD - Intel Arc A370M Graphics - Windows 11
Lenovo 82VB0002US, Slim 7i - Laptop Computer - Intel Core i7-12700H - 16" WQXGA Touchscreen Display - 16GB - 1TB SSD - Intel Arc A370M Graphics - Windows 11
By Lenovo
$975.00
Surface Laptop 4 15” Price
Microsoft Surface Laptop 4 15” Touch-Screen – Intel Core i7 - 32GB - 1TB Solid State Drive - Matte Black
Microsoft Surface Laptop 4 15” Touch-Screen – Intel Core i7 - 32GB - 1TB Solid State Drive - Matte Black
By Microsoft
$979.99
$1,099.00 11% OFF
Microsoft Surface Laptop 4 15-inch Touchscreen 256GB SSD AMD Ryzen 7 (8GB RAM, Windows 10 Home, Latest Model) - Platinum, 5UI-00001
Microsoft Surface Laptop 4 15-inch Touchscreen 256GB SSD AMD Ryzen 7 (8GB RAM, Windows 10 Home, Latest Model) - Platinum, 5UI-00001
By Microsoft
$541.01
Microsoft Surface Laptop 4 15” Touch-Screen – Intel Core i7 – 16GB - 512GB Solid State Drive (Latest Model) - Matte Black (Renewed)
Microsoft Surface Laptop 4 15” Touch-Screen – Intel Core i7 – 16GB - 512GB Solid State Drive (Latest Model) - Matte Black (Renewed)
By Microsoft
$747.00

Availability

Lenovo Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
Released20202021
Release DateAnnounced on December 04, 2020
  • Introduced: April 13, 2021
  • Released: April 13, 2021
Pricing-
  • $1,299.99
    AMD Ryzen 7 8GB 256GB Platium Only
  • $1,499.99
    AMD Ryzen 7 8GB 512GB
  • $1,699.99
    AMD Ryzen 7 16GB 512GB
  • $1,799.99
    Intel Core i7 16GB 512GB Matte Black Only
  • $2,399.99
    Intel Core i7 32GB 1TB Matte Black Only
Generations-

Exterior

Lenovo Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
Dimensions14.01 x 9.84 x 0.6 - 0.7 inches (356 x 250 x 15.9 - 17.9 mm)13.4” x 9.6” x 0.57” (339.5 mm x 244 mm x 14.69 mm)
WeightStarting at 4.1 lbs (1.86 kg)3.40 lb (1,542 g)
Colors
Slate grey
Metal
Matte Black Platinum
Keyboard and Trackpad
  • Keyboard
    • 6-row, spill-resistant, multimedia Fn keys, numeric keypad.
  • Keyboard Backlight
    • RGB LED backlight
    • White LED backlight
  • Touchpad
    • Buttonless glass surface multi-touch touchpad supports Precision TouchPad (PTP).
  • 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 Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
Size15.6 Inches15 Inches
Info
  • 15.6" FHD 60Hz
    1920 x 1080 IPS 60 Hz 100% sRGB Dolby Vision® Supported 300 nits
  • 15.6" FHD 144Hz
    1920 x 1080 IPS 144 Hz Up to 5 ms Response Time 100% sRGB Dolby Vision® Supported 300 nits
  • 15.6" UHD 60Hz
    3840 x 2160 IPS 60 Hz 100% Adobe RGB VESA DisplayHDR 400 Certified Dolby Vision® Supported 500 nits
  • Resolution: 2496 x 1664 (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 Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
  • 1 x Thunderbolt™ 3
    Supports USB 3.2 Gen 2, DisplayPort™ 1.4, and Power Delivery 100W.
  • 1 x USB-A 3.2 Gen 2
  • 1 x USB-A 3.2 Gen 2 (Always On)
  • 1 x 4-in-1 Full-size SD Card Reader
  • 1 x Audio jack
  • 1 x Power adapter
Surface Laptop 4 15” 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 Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
Processor
  1. 10th Gen Intel® Core™ i5-10300H
    4 cores, 8 threads, 2.50 → 4.50 GHz, 8MB SmartCache, 45W
  2. 10th Gen Intel® Core™ i7-10750H
    6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W
  3. 10th Gen Intel® Core™ i7-10870H
    8 cores, 16 threads, 2.20 → 5.00 GHz, 16MB SmartCache, 45W
  4. 10th Gen Intel® Core™ i7-10875H
    8 cores, 16 threads, 2.30 → 5.10 GHz, 16MB SmartCache, 45W
  5. 10th Gen Intel® Core™ i9-10980HK
    8 cores, 16 threads, 2.40 → 5.30 GHz, 16MB SmartCache, 45W
  1. AMD Ryzen™ 7 4980U Microsoft Surface® Edition
    8 cores, 16 threads, 2.00 → 4.40 GHz, 4MB L2 Cache, 8MB L3 Cache, 15W
  2. 11th Gen Intel® Core™ i7-1185G7
    4 cores, 8 threads, 3.00 → 4.80 GHz, 12MB SmartCache, 28W
Integrated Graphics
  1. 10th Gen Intel® Core™ i5-10300H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1050 MHz
  2. 10th Gen Intel® Core™ i7-10750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  3. 10th Gen Intel® Core™ i7-10870H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  4. 10th Gen Intel® Core™ i7-10875H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  5. 10th Gen Intel® Core™ i9-10980HK
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1250 MHz
  1. AMD Ryzen™ 7 4980U Microsoft Surface® Edition
    AMD Radeon™ Graphics
    8 Graphics Cores,
  2. 11th Gen Intel® Core™ i7-1185G7
    Intel® Iris® Xe Graphics
    96 Execution Units, 400 → 1350 MHz
Memory
8GB 16GB 32GB
2933 MHz or 3200 MHz DDR4 Memory
  • Memory Slots
    • 1 x Onboard Memory
    • 1 x SO-DIMM DDR4 Slot
8GB 16GB 32GB
4266 MHz LPDDR4X RAM
Discrete Graphics
  • NVIDIA® GeForce® GTX 1650 Ti
    4GB GDDR6
  • NVIDIA® GeForce® GTX 1660 Ti
    Max-Q Design, 6GB GDDR6
  • NVIDIA® GeForce RTX™ 2060
    Max-Q Design, 6GB GDDR6
  • Supports External eGPU Support
-
Storage
512 GB 1TB 2TB
M.2 2280 SSD
  • 2 x PCIe NVMe, PCIe 3.0 x4 slots
256 GB 512 GB 1 TB
Removable M.2 NVMe SSD

Connectivity

Lenovo Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
Wi-FiKiller Wi-Fi 6 AX1650, 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 CardWi-Fi 6: IEEE 802.11 a/b/g/n/ac/ax compatible.
BluetoothBluetooth 5.1Bluetooth Wireless 5.0 technology

Battery

Lenovo Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
Size71 WHr (Integrated 3-Cell Li-Polymer battery)
Supports Rapid Charge Boost (get 2 hours of runtime with a 15-minute charge)
45.8 Wh
Battery LifeUp to 5.8 hours
Tested with MobileMark® 2018
  • Up to 17.5 hours of typical device usage
    AMD™ Ryzen™ 7 models.
  • Up to 16.5 hours of typical device usage
    Intel® Core™ i7 models.
Power Supply
170W 230W
Slim tip AC adapter.
  • 60W power supply with USB-A (5W) (65W total)
  • Supports Fast Charge (0-80% in about one hour)

Software

Lenovo Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
OS
  • Windows 10 Home 64
  • Windows 10 Pro 64
  • FreeDOS
  • No operating system
  • For Consumer: Windows 10 Home
  • For Commercial: Windows 10 Pro
Free upgrade to Windows 11
Built-in Apps
Lenovo Vantage Dolby Atmos® Speaker System Dolby Vision® McAfee® Antivirus
Microsoft Office 365 30-days trial

Camera & Audio

Lenovo Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
CameraTop-placed Built-in HD Webcam (720p) with Privacy Shutter
  • Windows Hello face authentication camera (front-facing)
  • 720p HD front-facing video camera
Audio
  • 2 x 2W Dolby Atmos® Speaker System for Gaming
  • Dual array microphone
  • Dual far-field Studio Mics
  • OmniSonic stereo speakers with Dolby Atmos®

Misc

Lenovo Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
Inking-Supports Surface Pen
4096 levels of pressure
Tilt sensing
Best in class latency
Sensors
  • Fingerprint Reader Combined with Power Button
  • Ambient light sensor
Security
  • Fingerprint Reader
    • Touch style fingerprint reader on the power button
  • BIOS Security
    • Power-on password
    • Supervisor password
  • Other Security
    • Camera privacy shutter
  • 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
  • Lenovo Legion Slim 7i 15”
  • AC adapter
  • Internal Battery
  • Quick Start Guide
  • Surface Laptop 4 15”
  • Power supply
  • Quick Start Guide
  • Safety and warranty documents
Warranty1-year depot service
  • 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 Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”
At Glance
Released in
2020
16:9 4K UHD
15.6”
2160p 60Hz
Weight
4.1 lb
1.86 kg
Up to
Intel Core i9-10980HK
8C/16T, 2.40 → 5.30 GHz
Geekbench 5
1,223
Single Core
Geekbench 5
7,013
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1250 MHz
Upgradable up to
32GB
3200 MHz DDR4
NVIDIA GeForce
RTX 2060
6GB GDDR6 with Max-Q
Released in Early
2021
3:2 2.5K
15”
1664p 60Hz
Weight
3.40 lb
1.54 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 15” Ports

Comparison Summary

Lenovo Legion Slim 7i (15”, Intel, 2020) vs. Surface Laptop 4 15”

Lenovo has released the Legion Slim 7i (15”, Intel, 2020), a 15.6-inch machine, in 2020. It is powered by up to an octa-core Intel Core i9-10980HK with a boost clock speed up to 5.30 GHz. The laptop has a dedicated GPU option up to NVIDIA GeForce RTX 2060 with 6GB GDDR6 with Max-Q.

On the other hand, we have the 15-inch Surface Laptop 4 15” was introduced by Microsoft about a year later in early-2021. It comes with up to a quad-core Intel Core i7-1185G7 with a boost clock speed up to 4.80 GHz. It has an integrated graphics option up to Intel® Iris® Xe Graphics (96 Execution Units, 400 → 1350 MHz).

Geekbench 5 Single Core

Lenovo Legion Slim 7i (15”, Intel, 2020)1
10th Gen Intel® Core™ i5-10300H1,06175.57%
2
10th Gen Intel® Core™ i7-10750H1,13480.77%
3
10th Gen Intel® Core™ i7-10870H1,15982.55%
4
10th Gen Intel® Core™ i7-10875H1,19284.90%
5
10th Gen Intel® Core™ i9-10980HK1,22387.11%
Surface Laptop 4 15”1
AMD Ryzen™ 7 4980U Microsoft Surface® Edition1,09077.64%
2
11th Gen Intel® Core™ i7-1185G71,404100.00%
01,404

Geekbench 5 Multi Core

Lenovo Legion Slim 7i (15”, Intel, 2020)1
10th Gen Intel® Core™ i5-10300H3,74753.43%
2
10th Gen Intel® Core™ i7-10750H5,41277.17%
3
10th Gen Intel® Core™ i7-10870H6,59694.05%
4
10th Gen Intel® Core™ i7-10875H6,87498.02%
5
10th Gen Intel® Core™ i9-10980HK7,013100.00%
Surface Laptop 4 15”1
AMD Ryzen™ 7 4980U Microsoft Surface® Edition6,36590.76%
2
11th Gen Intel® Core™ i7-1185G74,86469.36%
07,013

The Lenovo Legion Slim 7i (15”, Intel, 2020) has a 15.6-inch display which is slightly larger than the 15-inch Surface Laptop 4 15”. In addition, the Lenovo Legion Slim 7i (15”, Intel, 2020) weighs 4.1 lbs. about 20% heavier than the 3.40 lbs. Surface Laptop 4 15”. Moreover, measured at 14.01” x 9.84” x 0.7”, the Lenovo Legion Slim 7i (15”, Intel, 2020) is much bulkier than the Surface Laptop 4 15” at 13.4” x 9.6” x 0.57”.

Lenovo Legion Slim 7i (15”, Intel, 2020)Surface Laptop 4 15”

Moving over to upgradability, Lenovo claims that the Lenovo Legion Slim 7i (15”, Intel, 2020) supports up to 32GB 3200 MHz DDR4 memory that you can upgrade with memory module slots on the motherboard. It also comes with two M.2 slots that users can easily upgrade and install an additional SSD to expand the storage on the device.

For Surface Laptop 4 15”, it supports up to 32GB 4267 MHz LPDDR4X memory. Unlike Lenovo Legion Slim 7i (15”, Intel, 2020), it has an onboard memory module that is not upgradable by the users. Luckily, it has a single removable M.2 SSD slot that users can replace or upgrade when needed.

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