vivo X90 vs vivo Y27s

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

GSM 850, 900, 1800, 1900
3G network

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x

HSDPA 850, 900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41

LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
5G network

5G band 1, 3, 5, 8, 28, 41, 77, 78 SA/NSA

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HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A

LTE, 391 Mbps download, 151 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, glass back or eco leather back

Glass front, plastic frame, plastic back
SIM

Dual SIM (Nano-SIM, dual stand-by)

Dual SIM (Nano-SIM, dual stand-by)
Height

164.1 mm

164.1 mm
Width

74.4 mm

76.2 mm
Thickness

8.5 mm

8.2 mm
Weight

196/200 g

192 g
Waterproof

IP64

IP54
Dust proof

IP64

IP54
Colors

Black, Blue, Red

Black, Green

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.05 GHz Cortex-X3

Quad-core 2.4 GHz Kryo 265 Gold
CPU(second)

Triple-core 2.85 GHz Cortex-A715

quad-core 1.9 GHz Kryo 265 Silver
CPU(third)

Quad-core 1.8 GHz Cortex-A510
Chipset

MediaTek Dimensity 9200

Qualcomm SM6225 Snapdragon 680 4G
GPU

Arm Immortalis-G715

Adreno 610
Internal storage

128, 256, 512 GB

128, 256 GB
Memory RAM

8, 12 GB

8 GB
Memory card

No

microSD, microSDHC, microSDXC
Memory card max

-

1 TB
Storage

UFS 3.1, UFS 4.0

UFS 2.2

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 50 MP, f/1.8 , 1/1.49" , 1.0 µm, 10x digital zoom

(wide) , 50 MP, f/1.8
(telephoto) , 12 MP, f/2.0 , 50 mm, 1/2.93" , 1.22 µm, 2x optical zoom

(depth) , 2 MP, f/2.4
116˚ , (ultrawide) , 12 MP, f/2.0 , 16 mm, 1/2.93" , 1.22 µm
Primary camera resolution

8190 x 6120 pixels

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Primary camera video

4K@30/60fps, 1080p@30/60fps, gyro-EIS

1080p@30fps
Primary camera optics

Zeiss optics

-
Primary camera flash

dual-LED dual-tone flash

dual-LED dual-tone flash
Camera features

Autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocus

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 32 MP, f/2.5 , 24 mm, 1/2.8" , 0.8 µm

(wide) , 8 MP, f/2.0
Selfie camera resolution

6528 x 4896 pixels

-
Selfie camera features

Face unlock

-
Selfie camera video

4K@30fps, 1080p@30fps

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Direct

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.3

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
Infrared

Yes

-
NFC

Yes

Yes (market dependent)
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

Yes

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