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Smartphone comparison

Samsung Galaxy S23 Ultra Refurbished vs Google Pixel 10a

Compare cameras, battery, screen and everyday features.

Compared products
01Selected
Samsung Galaxy S23 Ultra Refurbished

Samsung Galaxy S23 Ultra Refurbished

  • 234 g.
  • About 6.8 inch screen.
  • Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) processor.
  • Storage: UFS 4.0.
  • 5,000 mAh battery capacity.
KSh 70,000In Stock
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02
Google Pixel 10a

Google Pixel 10a

  • 183 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 71,000In Stock
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2 of 4 products

Our quick verdict

The Samsung Galaxy S23 Ultra Refurbished charges faster (45 W), charges faster wirelessly (15 W) and has optical zoom, a higher-resolution main camera (200 MP) and a larger 6.8-inch, sharper screen, while the Google Pixel 10a runs newer Android 16, has 7 promised OS upgrades and a brighter screen for outdoor use and is lighter (183 g).

Weight

Samsung Galaxy S23 Ultra Refurbished
234 g
Google Pixel 10a
183 g

Display

Samsung Galaxy S23 Ultra Refurbished
About 6.8 inch screen
Google Pixel 10a
About 6.3 inch screen

Performance

Samsung Galaxy S23 Ultra Refurbished
Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) processor
Google Pixel 10a
Google Tensor G4 (4 nm) processor

Storage

Samsung Galaxy S23 Ultra Refurbished
UFS 4.0
Google Pixel 10a
UFS 3.1

Battery capacity

Samsung Galaxy S23 Ultra Refurbished
5,000 mAh battery capacity
Google Pixel 10a
5,100 mAh battery capacity

Key differences

The main differences to help you choose.

Samsung Galaxy S23 Ultra Refurbished

  • Faster rated wired charging: 45 W (vs 30 W).
  • Telephoto camera with 3x optical zoom.
  • Sharper screen: 500 ppi (vs 422 ppi).
  • Higher-resolution main camera: 200 MP (vs 48 MP).
  • Larger 6.8-inch screen (vs 6.3-inch).
  • Faster wireless charging: 15 W (vs 10 W).

Google Pixel 10a

  • Newer Android 16 (vs Android 13).
  • More promised OS upgrades: 7 (vs 4).
  • Brighter display: up to 3,000 nits (vs 1,750).
  • Newer Bluetooth 6.0 (vs 5.3).
  • Lighter: 183 g (vs 234 g).
  • Newer model: released in 2026 (vs 2023).

What matters most to you?

Choose any priorities

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 Ultra RefurbishedGoogle Pixel 10a
Display6.8-inch OLED display, 120 Hz, 500 ppi6.3-inch OLED display, 120 Hz, 422 ppi
Camera200 MP main camera with OIS, plus a 3x telephoto camera48 MP main camera with OIS
PerformanceQualcomm Snapdragon 8 Gen 2 processorGoogle Tensor G4 processor
StorageUp to 512 GB storageUp to 256 GB storage
Battery capacity5,000 mAh battery5,100 mAh battery
Charging45 W wired, 15 W wireless charging30 W wired, 10 W wireless charging

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
BrandSamsungGoogle
ModelGalaxy S23 UltraPixel 10a
Announced2023, February 012026, February 18
Device type / form familySmartphone—
Release statusAvailable. Released 2023, February 17Available. Released 2026, March 05
Model numbersSM-S918B, SM-S918B/DS, SM-S918U, SM-S918U1, SM-S918W, SM-S918N, SM-S9180, SM-S918E, SM-S918E/DSGE1GQ, GV0BP, G4H7L

Design

Design specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
Dimensions163.4 x 78.1 x 8.9 mm (6.43 x 3.07 x 0.35 in)153.9 x 73 x 9 mm (6.06 x 2.87 x 0.35 in)
Weight234 g (8.25 oz)183 g (6.46 oz)
Build materialsGlass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frameGlass front (Gorilla Glass 7i), aluminum frame, plastic back
Form factorTouchscreen smartphone—

Display

Display specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
DisplayDynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak); 6.8 inches, 114.7 cm2 (~89.9% screen-to-body ratio)6.3 inches, 94.7 cm2 (~84.3% screen-to-body ratio); P-OLED, HDR, 120Hz, 2000 nits (HBM), 3000 nits (peak)
Screen resolution1440 x 3088 pixels, 19.3:9 ratio (~500 ppi density)1080 x 2424 pixels, 20:9 ratio (~422 ppi density)
Display protectionCorning Gorilla Glass Victus 2Corning Gorilla Glass 7i
Display featuresDynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak)P-OLED, HDR, 120Hz, 2000 nits (HBM), 3000 nits (peak)
Display technologyDynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak)—
Display size6.8 inches, 114.7 cm2 (~89.9% screen-to-body ratio)—
Refresh rate120Hz—

Performance

Performance specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
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 Ultra RefurbishedGoogle Pixel 10a
RAM12GB / 8GB (256GB); 12GB (512GB)8GB
Storage256GB / 512GB128GB / 256GB
Storage technologyUFS 4.0UFS 3.1
Expandable storageNoNo
Memory configurations—128GB 8GB RAM, 256GB 8GB RAM

Cameras

Cameras specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
Rear camera200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP, f/2.4, 70mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom 10 MP, f/4.9, 230mm (periscope telephoto), 1/3.52", 1.12µm, PDAF, OIS, 10x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, 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 featuresLaser AF, LED 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 Ultra RefurbishedGoogle Pixel 10a
BatteryLi-Ion 5000 mAhLi-Po 5100 mAh
Charging45W wired, PD3.0, 65% in 30 min 15W wireless (Qi) 4.5W reverse wireless30W wired, PD3.0, 50% in 30 min 10W wireless Bypass charging

Software

Software specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
Operating systemAndroid 13, upgradable to Android 17, up to 4 major OS updates, One UI 9.0Android 16, up to 7 major OS updates

Network

Network specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
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 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, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 - USA1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 41, 48, 66, 71 - GE1GQ; 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 21, 26, 28, 32, 38, 39, 40, 41, 42, 66, 75 - GV0BP, G4H7L
5G bands1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International 1, 7, 28, 41, 66, 71, 78, 258, 260, 261 SA/NSA/Sub6/mmWave - USA1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 41, 48, 66, 70, 71, 77, 78 SA/NSA/Sub6 - GE1GQ; 1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 41, 66, 75, 77, 78, 79 SA/NSA/Sub6 - GV0BP; 1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 66, 75, 77, 78, 79 SA/NSA/Sub6 - G4H7L
Network speedHSPA, LTE (CA), 5GHSPA, LTE, 5G

Connectivity

Connectivity specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
NFCYesYes
Bluetooth5.3, A2DP, LE6.0, 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, GALILEO, GLONASS, BDS, QZSSGPS, GLONASS, GALILEO
RadioNoNo
USBUSB Type-C 3.2, OTGUSB Type-C 3.2
Ultra Wideband (UWB)Supported—
Satellite features—Satellite SOS support

Durability

Durability specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
Water resistance—IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)

Features

Features specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
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, Fog, Berry, Lavender
Additional features—Satellite SOS support

Audio

Audio specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
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 Ultra RefurbishedGoogle Pixel 10a
ConditionRefurbished / EX-UK—

Tests

Tests specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
Performance benchmarks—AnTuTu: 1269880 (v10), 1523637 (v11) GeekBench: 4545 (v6) 3DMark: 2683 (Wild Life Extreme)
Measured display brightness—2169 nits max brightness (measured)
Measured loudspeaker loudness—-26.8 LUFS (Good)
Active use battery score—Active use score 15:13h

EU label

EU label specifications comparison
SpecificationSamsung Galaxy S23 Ultra RefurbishedGoogle Pixel 10a
Energy—Class A
Battery—53:14h endurance, 1000 cycles
Free fall—Class A (270 falls)
Repairability—Class B

Similarities

  • Both have 120 Hz displays.
  • Both have optical image stabilisation.
  • Both support Wi-Fi 6E.
  • Both have NFC.
  • Both have stereo speakers.
  • Both support wireless charging.

In summary

Get the Samsung Galaxy S23 Ultra Refurbished if you want faster charging and faster wireless charging, or the Google Pixel 10a if you would rather have newer Android 16 and 7 promised OS upgrades.

Back to compared products ↑

In-stock alternatives

Samsung Galaxy S25 FEFor Samsung Galaxy S23 Ultra RefurbishedSamsung Galaxy S25 FEView product ↗iPhone 14 ProFor Samsung Galaxy S23 Ultra RefurbishediPhone 14 ProView product ↗Samsung Galaxy S24 5GFor Google Pixel 10aSamsung Galaxy S24 5GView product ↗

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