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Smartphone comparison

Samsung Galaxy S23 Refurbished vs Google Pixel 9a

Compare cameras, battery, screen and everyday features.

Compared products
01Selected
Samsung Galaxy S23 Refurbished

Samsung Galaxy S23 Refurbished

  • 168 g.
  • About 6.1 inch screen.
  • Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) processor.
  • 8 GB RAM in this version.
  • 256 GB storage in this version.
KSh 50,000In Stock
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02
Google Pixel 9a

Google Pixel 9a

  • 186 g.
  • About 120 Hz display refresh rate.
  • About 6.3 inch screen.
  • Google Tensor G4 (4 nm) processor.
  • 8 GB RAM in this version.
KSh 53,500In Stock
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Google Pixel 8aKSh 50,000
Samsung Galaxy Z Flip5 RefurbishedKSh 45,000
Nothing Phone (4b)KSh 48,000
Poco X7 ProKSh 50,500
iPhone 12 Pro MaxKSh 52,500
POCO M8 Pro 5GKSh 47,500
Honor X9d 5GKSh 48,500
2 of 4 products

Our quick verdict

The Google Pixel 9a has a bigger battery (5,100 mAh), runs newer Android 15 and has 7 promised OS upgrades and a larger 6.3-inch, brighter screen, while the Samsung Galaxy S23 Refurbished has optical zoom and 8K video recording, charges faster wirelessly (15 W) and has a sturdier aluminium build with a glass back.

Weight

Samsung Galaxy S23 Refurbished
168 g
Google Pixel 9a
186 g

Display

Samsung Galaxy S23 Refurbished
About 6.1 inch screen
Google Pixel 9a
About 6.3 inch screen

Performance

Samsung Galaxy S23 Refurbished
Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) processor
Google Pixel 9a
Google Tensor G4 (4 nm) processor

Storage

Samsung Galaxy S23 Refurbished
UFS 3.1 - 128GB only UFS 4.0
Google Pixel 9a
UFS 3.1

Battery capacity

Samsung Galaxy S23 Refurbished
3,900 mAh battery capacity
Google Pixel 9a
5,100 mAh battery capacity

Key differences

The main differences to help you choose.

Samsung Galaxy S23 Refurbished

  • Telephoto camera with 3x optical zoom.
  • Faster wireless charging: 15 W (vs 7.5 W).
  • Aluminium frame and glass back (vs aluminium frame and plastic back).
  • Lighter: 168 g (vs 186 g).
  • Slimmer: 7.6 mm thick (vs 8.9 mm).
  • 8K video recording (vs 4K).

Google Pixel 9a

  • Bigger battery: 5,100 mAh (vs 3,900 mAh).
  • Larger 6.3-inch screen (vs 6.1-inch).
  • Newer Android 15 (vs Android 13).
  • More promised OS upgrades: 7 (vs 4).
  • Brighter display: up to 2,700 nits (vs 1,750).
  • Newer model: released in 2025 (vs 2023).

What matters most to you?

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How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

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6 priorities selected.
How each product answers the selected priorities
PrioritySamsung Galaxy S23 RefurbishedGoogle Pixel 9a
Display6.1-inch OLED display, 120 Hz, 425 ppi6.3-inch OLED display, 120 Hz, 422 ppi
Camera50 MP main camera with OIS, plus a 3x telephoto camera48 MP main camera with OIS
PerformanceQualcomm Snapdragon 8 Gen 2 processorGoogle Tensor G4 processor
Storage256 GB storageUp to 256 GB storage
Battery capacity3,900 mAh battery5,100 mAh battery
Charging25 W wired, 15 W wireless charging23 W wired, 7.5 W wireless charging

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
BrandSamsungGoogle
ModelGalaxy S23Pixel 9a
Announced2023, February 012025, March 19
Device type / form familySmartphone—
Release statusAvailable. Released 2023, February 17Available. Released 2025, April 10
Model numbersSM-S911B, SM-S911B/DS, SM-S911U, SM-S911U1, SM-S911W, SM-S911N, SM-S9110, SM-S911E, SM-S911E/DSGXQ96, GTF7P, G3Y12

Design

Design specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
Dimensions146.3 x 70.9 x 7.6 mm (5.76 x 2.79 x 0.30 in)154.7 x 73.3 x 8.9 mm (6.09 x 2.89 x 0.35 in)
Weight168 g (5.93 oz)186 g (6.56 oz)
Build materialsGlass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frameGlass front (Gorilla Glass 3), aluminum frame, plastic back
Form factorTouchscreen smartphone—

Display

Display specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
DisplayDynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak); 6.1 inches, 90.1 cm2 (~86.8% screen-to-body ratio)6.3 inches, 94.7 cm2 (~83.5% screen-to-body ratio); P-OLED, HDR, 120Hz, 1800 nits (HBM), 2700 nits (peak)
Screen resolution1080 x 2340 pixels, 19.5:9 ratio (~425 ppi density)1080 x 2424 pixels, 20:9 ratio (~422 ppi density)
Display protectionCorning Gorilla Glass Victus 2Corning Gorilla Glass 3
Display featuresDynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak)P-OLED, HDR, 120Hz, 1800 nits (HBM), 2700 nits (peak)
Display technologyDynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak)—
Display size6.1 inches, 90.1 cm2 (~86.8% screen-to-body ratio)—
Refresh rate120Hz—

Performance

Performance specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
ProcessorQualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm)Google Tensor G4 (4 nm)
CPUOcta-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)Octa-core (1x3.1 GHz Cortex-X4 & 3x2.6 GHz Cortex-A720 & 4x1.9 GHz Cortex-A520)
GPUAdreno 740Mali-G715 MP7

Memory & Storage

Memory & Storage specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
RAM8GB8GB
Storage256GB128GB / 256GB
Storage technologyUFS 3.1 - 128GB only UFS 4.0UFS 3.1
Expandable storageNoNo
Memory configurations—128GB 8GB RAM, 256GB 8GB RAM

Cameras

Cameras specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
Rear camera50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 10 MP, f/2.4, 70mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video48 MP, f/1.7, 25mm (wide), 1/2.0", 0.8µm, dual pixel PDAF, OIS 13 MP, f/2.2, 120˚ (ultrawide), 1/3.1", 1.12µm
Front camera12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF13 MP, f/2.2, 20mm (ultrawide), 1/3.1", 1.12µm
Rear camera featuresLED flash, auto-HDR, panoramaDual-LED flash, Pixel Shift, Ultra HDR, panorama, Best Take
Rear camera video8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, OIS
Front camera featuresHDR, HDR10+HDR, panorama
Front camera video4K@30/60fps, 1080p@30fps4K@30fps, 1080p@30fps

Battery & Charging

Battery & Charging specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
BatteryLi-Ion 3900 mAhLi-Po 5100 mAh
Charging25W wired, PD3.0, 50% in 30 min 15W wireless (Qi) 4.5W reverse wireless23W wired, PD3.0 7.5W wireless Bypass charging

Software

Software specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
Operating systemAndroid 13, up to 4 major OS updates, One UI 8.5Android 15, upgradable to Android 16, up to 7 major OS updates

Network

Network specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
NetworkGSM / CDMA / HSPA / EVDO / LTE / 5GGSM / HSPA / LTE / 5G
SIM· Nano-SIM + eSIM · Nano-SIM + Nano-SIM + eSIM (max 2 at a time)Nano-SIM + eSIM
2G bandsGSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 & TD-SCDMAGSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DOHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 46, 48, 66, 71 - USA1, 2, 3, 4, 5, 7, 8, 12, 14, 17, 18, 19, 20, 21, 26, 28, 32, 38, 39, 40, 41, 42, 66, 75 - International; 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 41, 48, 66, 71 - USA
5G bands1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International 1, 7, 25, 28, 41, 66, 71, 78, 258, 260, 261 SA/NSA/Sub6/mmWave - USA1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 66, 75, 77, 78, 79 SA/NSA/Sub6 - International; 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 41, 48, 66, 70, 71, 77, 78 SA/NSA/Sub6 - USA
Network speedHSPA, LTE (CA), 5GHSPA, LTE, 5G

Connectivity

Connectivity specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
NFCYesYes
Bluetooth5.3, A2DP, LE5.3, A2DP, LE
Wi-FiWi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6e, dual/tri-band (market/region dependent)
PositioningGPS, GLONASS, BDS, GALILEOGPS (L1+L5), GLONASS, GALILEO
RadioNoNo
USBUSB Type-C 3.2, OTGUSB Type-C 3.2

Durability

Durability specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
Water resistance—IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)

Features

Features specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
SensorsFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometerFingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer
Desktop modeSamsung DeX, Samsung Wireless DeX (desktop experience support)—
Colors—Obsidian, Porcelain, Iris, Peony

Audio

Audio specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
LoudspeakersYes, with stereo speakersYes, with stereo speakers
3.5 mm headphone jackNoNo
Audio featuresHigh-bitrate audio support—

Refurbished unit information

Refurbished unit information specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
ConditionRefurbished / EX-UK—

Regulatory

Regulatory specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
SAR (EU)—0.99 W/kg (head)     1.39 W/kg (body)

Tests

Tests specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
Performance benchmarks—AnTuTu: 1254417 (v10) GeekBench: 4527 (v6) 3DMark: 2630 (Wild Life Extreme)
Measured display brightness—1930 nits max brightness (measured)
Measured loudspeaker loudness—-27.2 LUFS (Good)
Active use battery score—Active use score 12:42h

EU label

EU label specifications comparison
SpecificationSamsung Galaxy S23 RefurbishedGoogle Pixel 9a
Energy—Class B
Battery—52:19h endurance, 1000 cycles
Free fall—Class A (270 falls)
Repairability—Class B

Similarities

  • Both have 8 GB RAM.
  • Both have 120 Hz displays.
  • Both have optical image stabilisation.
  • Both support Wi-Fi 6E.
  • Both use Bluetooth 5.3.
  • Both have NFC.

In summary

Get the Google Pixel 9a if you want a bigger battery and newer Android 15, or the Samsung Galaxy S23 Refurbished if you would rather have optical zoom and 8K video recording.

Back to compared products ↑

In-stock alternatives

Google Pixel 8aFor Samsung Galaxy S23 RefurbishedGoogle Pixel 8aView product ↗Samsung Galaxy Z Flip5 RefurbishedFor Samsung Galaxy S23 RefurbishedSamsung Galaxy Z Flip5 RefurbishedView product ↗Google Pixel 8For Google Pixel 9aGoogle Pixel 8View product ↗

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