Lenovo Legion Slim 7i (15”, Intel, 2020) vs. 2021 ROG Zephyrus G14: Which is better?

Here is a side by side comparison between Lenovo Legion Slim 7i (15”, Intel, 2020) and 2021 ROG Zephyrus G14 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 2021 ROG Zephyrus G14.

11% larger display

Lenovo Legion Slim 7i (15”, Intel, 2020) has a 15.6-inch screen size 11% larger than the 14-inch 2021 ROG Zephyrus G14.

Display size
Lenovo Legion Slim 7i (15”, Intel, 2020)
15.6-inch
2021 ROG Zephyrus G14
14-inch

2021 ROG Zephyrus G14 Pros

Reasons that 2021 ROG Zephyrus G14 is better than Lenovo Legion Slim 7i (15”, Intel, 2020).

About 14% lighter

The 2021 ROG Zephyrus G14 weighed 3.53 pounds, 14% lighter than the 4.1 pounds Lenovo Legion Slim 7i (15”, Intel, 2020).

WeightLenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
Pound
4.1 lbs.
3.53 lbs.
Kilogram
1.86 kg
1.60 kg

Key Similars

Similar characteristics share between Lenovo Legion Slim 7i (15”, Intel, 2020) and 2021 ROG Zephyrus G14.

Similar CPU performance

Both laptops has a similar multi-core CPU performance score.

Geekbench 5 multi-core score
2021 ROG Zephyrus G14 - AMD Ryzen 9-5900HS
7,162
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
2021 ROG Zephyrus G14 - AMD Ryzen 7-5800HS
6,454
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i7-10750H
5,412
Lenovo Legion Slim 7i (15”, Intel, 2020) - Intel Core i5-10300H
3,747
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
2021 ROG Zephyrus G14
32 GB
Uses the same memory type and speed

Both laptops supports the same 3200MHz DDR4 RAM.

Memory type and speed
Lenovo Legion Slim 7i (15”, Intel, 2020) - DDR4
3,200 MHz
2021 ROG Zephyrus G14 - DDR4
3,200 MHz
Upgradable memory

Both laptops come with available RAM slots that allow you to replace or upgrade when needed.

MemoryLenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
Slots
x1
x0,1
TypeDDR4DDR4

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
2021 ROG Zephyrus G14 Price
ASUS ROG Zephyrus G14 14.0" 144Hz FHD IPS Gaming Laptop (AMD Ryzen 7 5800HS 8-Core, 16GB RAM, 512GB SSD, GeForce RTX 3060 6GB GDDR6, Backlit KYB, Fingerprint, WiFi 6, BT 5.2, Win 11 Home) w/Hub
ASUS ROG Zephyrus G14 14.0" 144Hz FHD IPS Gaming Laptop (AMD Ryzen 7 5800HS 8-Core, 16GB RAM, 512GB SSD, GeForce RTX 3060 6GB GDDR6, Backlit KYB, Fingerprint, WiFi 6, BT 5.2, Win 11 Home) w/Hub
By ASUS
$949.99
ASUS Zephyrus G14 Moonlight White Gaming Laptop 14.0" 165 Hz WQXGA (AMD Ryzen 9 7940HS 8-Core, GeForce RTX 4060 8GB, 32GB DDR5, 2TB PCIe SSD, RGB KYB, WiFi 6, BT 5.3, Win 11 Pro) w/Dockztorm Hub
ASUS Zephyrus G14 Moonlight White Gaming Laptop 14.0" 165 Hz WQXGA (AMD Ryzen 9 7940HS 8-Core, GeForce RTX 4060 8GB, 32GB DDR5, 2TB PCIe SSD, RGB KYB, WiFi 6, BT 5.3, Win 11 Pro) w/Dockztorm Hub
By ASUS
$1,499.00
ASUS ROG Zephyrus G14 Gaming Laptop, MUX Switch, 14.0" QHD(2560 x 1440) 16:10 165Hz Display, AMD Ryzen 7 7735HS, GeForce RTX 4050 6GB GDDR6, Win 11 Home, w/Mouse Pad (16GB RAM |1TB PCIe SSD)
ASUS ROG Zephyrus G14 Gaming Laptop, MUX Switch, 14.0" QHD(2560 x 1440) 16:10 165Hz Display, AMD Ryzen 7 7735HS, GeForce RTX 4050 6GB GDDR6, Win 11 Home, w/Mouse Pad (16GB RAM |1TB PCIe SSD)
By ASUS
$1,156.99

Availability

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
Released20202021
Release DateAnnounced on December 04, 2020Announced on January 13, 2021 (CES 2021)
Generations-

Exterior

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
Dimensions14.01 x 9.84 x 0.6 - 0.7 inches (356 x 250 x 15.9 - 17.9 mm)
  • 12.76 x 8.66 x 0.70” (324 x 220 x 17.9 mm) 
    Regular ROG Zephyrus G14 models
  • 12.76 x 8.66 x 0.78” (324 x 220 x 1.99 mm)
    ROG Zephyrus G14 with AniMe Matrix™ models
WeightStarting at 4.1 lbs (1.86 kg)
  • 3.53 lbs (1.60 kg) 
    Regular ROG Zephyrus G14 models
  • 3.75 lbs (1.70 kg)
    ROG Zephyrus G14 with AniMe Matrix™ models
Colors
Slate grey
Eclipse Gray Moonlight White
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).
  • Full-size backlit keyboard
    ROG Overstroek Calibrated Keystrokes N-Key Rollover Fast-Actuating Key Switches
  • Fingerprint login on the power button
  • Gaming Hotkeys
    Volume down volume up mute Armoury Crate
  • Precision Touchpad

Display

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
Size15.6 Inches14 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
  • 14” WQHD 120Hz
    16:9 2560 x 1440 IPS-level panel 120Hz 100% DCI-P3 Pantone® Validated Adaptive Sync
  • 14” FHD 144Hz
    16:9 1920 x 1080 IPS-level panel 144Hz 100% sRGB 75.35% Adode RGB Pantone® Validated Adaptive Sync

Ports

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
  • 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
2021 ROG Zephyrus G14 Ports
Image Source: ASUS
Left (4)
  • 1 x USB-C
    USB 3.2 Gen 2 (10 Gbps), DisplayPort 1.4, Power Delivery
  • 1 x HDMI
    v2.0b
  • 1 x headphone jack
    Headphone/Microphone
  • 1 x power port
Right (4)
  • 1 x USB-C
    USB 3.2 Gen 2 (10 Gbps)
  • 2 x USB-A
    USB 3.2 Gen 1 (5 Gbps)
  • 1 x lock slot

Internal Specs

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
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 5800HS
    8 cores, 16 threads, 2.80 → 4.40 GHz, 4MB L2 Cache, 16MB L3 Cache, 35W
  2. AMD Ryzen™ 9 5900HS
    8 cores, 16 threads, 3.00 → 4.60 GHz, 4MB L2 Cache, 16MB L3 Cache, 35W
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 5800HS
    AMD Radeon™ Graphics
    8 Graphics Cores, 2000 MHz
  2. AMD Ryzen™ 9 5900HS
    AMD Radeon™ Graphics
    8 Graphics Cores, 2100 MHz
Memory
8GB 16GB 32GB
2933 MHz or 3200 MHz DDR4 Memory
  • Memory Slots
    • 1 x Onboard Memory
    • 1 x SO-DIMM DDR4 Slot
16GB 32GB
Dual-Channel DDR4 3200MHz Memory.
1 x 8GB or 16GB Onboard Memory and 1 x SODIMM slot
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
  • NVIDIA® GeForce GTX™ 1650
    4GB GDDR6 VRAM, with ROG Boost up to 1515MHz at 50W (65W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3060
    6GB GDDR6 VRAM, with ROG Boost up to 1382MHz at 60W (80W with Dynamic Boost).
Storage
512 GB 1TB 2TB
M.2 2280 SSD
  • 2 x PCIe NVMe, PCIe 3.0 x4 slots
512GB 1TB
M.2 NVMe™ PCIe® 3.0 SSD
1 x M.2 2280 slot.

Connectivity

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
Wi-FiKiller Wi-Fi 6 AX1650, 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 CardIntel® Wi-Fi 6 with Gig+ performance (802.11ax)
BluetoothBluetooth 5.1Bluetooth 5.1

Battery

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
Size71 WHr (Integrated 3-Cell Li-Polymer battery)
Supports Rapid Charge Boost (get 2 hours of runtime with a 15-minute charge)
76 Wh
4-cell Li-ion battery
Battery LifeUp to 5.8 hours
Tested with MobileMark® 2018
  • Up to 12.5 hours
    Video playback.
  • Up to 13.7 hours
    Web browsing.
Power Supply
170W 230W
Slim tip AC adapter.
  • 180W
      ø6.0 mm power adapter.
  • 100W
      USB-C power adapter.

Software

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
OS
  • Windows 10 Home 64
  • Windows 10 Pro 64
  • FreeDOS
  • No operating system
  • Windows 10 Home
  • Windows 10 Pro
Built-in Apps
Lenovo Vantage Dolby Atmos® Speaker System Dolby Vision® McAfee® Antivirus
Armoury Crate GameVisual

Camera & Audio

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
CameraTop-placed Built-in HD Webcam (720p) with Privacy Shutter
  • No Built-in camera.
  • Support external ROG GC21 camera support 1080p@60Hz.
Audio
  • 2 x 2W Dolby Atmos® Speaker System for Gaming
  • Dual array microphone
  • Speakers
    • 2 x 2.5W speaker with Smart Amp Technology.
    • 2 x 0.7W tweeter.
    • Supports Dolby Atmos.
    • 2.85x Louder Volume.
    • 1.71x More Bass.
    • 2.82x Dynamic Range.
  • Microphones
    • Built-in array microphone.
    • Two-Way AI Noise Cancelation.

Misc

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
Sensors
  • Fingerprint Reader Combined with Power Button
-
Security
  • Fingerprint Reader
    • Touch style fingerprint reader on the power button
  • BIOS Security
    • Power-on password
    • Supervisor password
  • Other Security
    • Camera privacy shutter
  • One-Touch Login
    Fingerprint on the power button.
  • Kensington Lock Slot
In the box
  • Lenovo Legion Slim 7i 15”
  • AC adapter
  • Internal Battery
  • Quick Start Guide
-
Warranty1-year depot service-

Key Features

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14
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
2021
16:9
14”
1440p 120Hz
Weight
3.53 lb
1.60 kg
Up to
AMD Ryzen 9-5900HS
8C/16T, 3.00 → 4.60 GHz
Geekbench 5
1,356
Single Core
Geekbench 5
7,162
Multi-Core
With integrated
AMD Radeon™ Graphics
8 Graphics Cores, 2100 MHz
Upgradable up to
32GB
3200 MHz DDR4
2021 ROG Zephyrus G14 Ports
Nvidia GeForce
RTX 3060
6GB GDDR6 60W TGP

Comparison Summary

Lenovo Legion Slim 7i (15”, Intel, 2020) vs. 2021 ROG Zephyrus G14

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 14-inch ROG Zephyrus G14 was introduced by ASUS about a year later in 2021. It comes with up to an octa-core AMD Ryzen 9-5900HS with a boost clock speed up to 4.60 GHz. It has a dedicated GPU option up to Nvidia GeForce RTX 3060 with 6GB GDDR6 60W TGP.

Geekbench 5 Single Core

Lenovo Legion Slim 7i (15”, Intel, 2020)1
10th Gen Intel® Core™ i5-10300H1,06178.24%
2
10th Gen Intel® Core™ i7-10750H1,13483.63%
3
10th Gen Intel® Core™ i7-10870H1,15985.47%
4
10th Gen Intel® Core™ i7-10875H1,19287.91%
5
10th Gen Intel® Core™ i9-10980HK1,22390.19%
2021 ROG Zephyrus G141
AMD Ryzen™ 7 5800HS1,33498.38%
2
AMD Ryzen™ 9 5900HS1,356100.00%
01,356

Geekbench 5 Multi Core

Lenovo Legion Slim 7i (15”, Intel, 2020)1
10th Gen Intel® Core™ i5-10300H3,74752.32%
2
10th Gen Intel® Core™ i7-10750H5,41275.57%
3
10th Gen Intel® Core™ i7-10870H6,59692.10%
4
10th Gen Intel® Core™ i7-10875H6,87495.98%
5
10th Gen Intel® Core™ i9-10980HK7,01397.92%
2021 ROG Zephyrus G141
AMD Ryzen™ 7 5800HS6,45490.11%
2
AMD Ryzen™ 9 5900HS7,162100.00%
07,162

The Lenovo Legion Slim 7i (15”, Intel, 2020) has a 15.6-inch display which is slightly larger than the 14-inch 2021 ROG Zephyrus G14. In addition, the Lenovo Legion Slim 7i (15”, Intel, 2020) weighs 4.1 lbs. about 16% heavier than the 3.53 lbs. 2021 ROG Zephyrus G14. Moreover, measured at 14.01” x 9.84” x 0.7”, the Lenovo Legion Slim 7i (15”, Intel, 2020) is considerably bulkier than the 2021 ROG Zephyrus G14 at 12.76” x 8.66” x 0.78”.

Lenovo Legion Slim 7i (15”, Intel, 2020)2021 ROG Zephyrus G14

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 2021 ROG Zephyrus G14, it supports up to 32GB 3200 MHz DDR4 memory that you can upgrade with memory module slots on the motherboard. It also has a single removable M.2 SSD slot that users can replace or upgrade when needed.

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