Compare Dell Latitude 5520 vs ThinkPad X1 Carbon GEN 9 vs Dell Latitude 7520
Variants
HD
FHD
4K
4K
WUXGA Non-touch
WUXGA Touch
Connectivity
Ports
2x Thunderbolt 4 + 2x USB 3.2 + 1x HDMI 2.0 + 1x RJ45 + 1x Audio combo + 1x microSD reader + 1x optional SmartCard reader
2x Thunderbolt 4 + 2x USB 3.2 + 1x HDMI 2.0 + 1x Audio combo
2x Thunderbolt 4 + 2x USB 3.2 + 1x HDMI 2.0 + 1x RJ45 + 1x Audio combo + 1x microSD reader + 1x optional SmartCard reader
Wireless Connectivity
WiFi 5 + Bluetooth 5.0 or WiFi 6 + Bluetooth 5.1, optional LTE WWAN
WiFi 6, Bluetooth 5.1, NFC, LTE 4G CAT4 / CAT12, 5G LTE CAT20 (optional)
WiFi 6 + Bluetooth 5.1, optional LTE WWAN
Construction
Battery | Capacity
42 or 63 Wh
57 Wh
42 or 63 Wh
Camera | Front
HD, HD IR, or FHD IR
HD RGB Camera with privacy shutter, HD RGB + IR camera with privacy shutter, or HPD with IR camera
HD, HD IR, or FHD IR
Colors
Black, optional woven carbon fiber top cover
Form Factor
Clamshell laptop computer
Material
Carbon fiber
Carbon fiber
Microphone
Dual-array microphone
4x 360-degree Microphones
Dual-array microphone
Speakers
2 W x 2
Stereo speakers
2 W x 2
Dimensions
Size | Depth
9.19" (233.3 mm)
221.6 mm / 8.72 inch
9.05" (229.75 mm)
Size | Height
0.78" (19.87 mm)
14.9 mm / 0.59 inch
0.69" (17.5 mm)
Size | Width
14.09" (357.8 mm)
314.5 mm / 12.38 inch
14.08" (357.7 mm)
Weight
3.50 lbs (1.59 kg)
1133 g / 2.49 lbs
3.37 lbs (1.53 kg)
Display
Aspect Ratio
16:9
16:10
16:9
Brightness
250 or 400 nits
Display Diagonal
14"
14"
15.6"
Display Type
IPS anti-glare
IPS
Resolution
HD (1366x768), FHD (1920x1080), or 4K UHD (3840x2160)
WUXGA / FHD+ (1920x1200) or 4K UHD+ (3840x2400)
FHD (1920x1080) or 4K UHD (3840x2160)
Function
Audio
Realtek Waves MaxxAudio Pro
Dolby Atmos
Realtek ALC3281-CG, High Definition Audio with RealtekALC1309 Smart Amp
Fast Charging
35% charge in 20 minutes
Rapid Charge
35% charge in 20 minutes
Graphics
Integrated Intel UHD or Iris Xe graphics
Integrated Intel Iris Xe graphics
Integrated Intel UHD or Iris Xe graphics
Keyboard Backlight
Yes
Yes
Yes
Operating System
Windows 10
Windows 10
Windows 10
Processor
11th-gen Intel Core i3-1125G4, i5-1135G7, i5-1145G7, i7-1165G7, or i7-1185G7
Up to 11th-gen Intel Core i7-1185G7 Tiger Lake
11th-gen Intel Core i3-1125G4, i5-1135G7, i5-1145G7, i7-1165G7, or i7-1185G7
SIM
Optional, micro-SIM
Nano SIM for optional WWAN
Optional, micro-SIM
Security
Power-on Touch Fingerprint Reader, Match on Chip Touch Fingerprint Reader, dTPM 2.0 chip, HPD sensor with IR Camera
Touch Screen
Available in FHD
Optional in WUXGA
Available in FHD
Performance
Battery Life
Up to 16.7 hours
Durability
MIL-SPEC 810G
Memory | Capacity
Up to 64GB (2x DIMMs)
Up to 32 GB
Up to 32GB onboard
Memory | Type
DDR4
LPDDR4x 4266MHz
DDR4 2666MHz
Power Supply
Type-C 65W
Storage
Up to 2x M.2 2TB PCIe NVMe Class 40 Solid State Drive
Up to 2TB Gen 4 PCIe SSD
M.2 1TB PCIe NVMe Class 40 Solid State Drive
Production
Availability
2021-01-12
2021-02
2021-01-12
Debut
2021-01-05 (CES 2021)
2021-01-11 (CES 2021)
2021-01-05 (CES 2021)
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