Energizer Ultimate U620S vs Oppo Reno Z: specs comparison

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

Display technology

OLED versus LCD

Ultimate U620S:

LCD

Reno Z:

OLED
Screen diagonal

Ultimate U620S: 0.2 in smaller diagonal

Ultimate U620S:

6.2 in

Reno Z:

6.4 in
Chipset

Ultimate U620S:

Mediatek MT6765 Helio P35 (12nm)

Reno Z:

Mediatek MT6779 Helio P90 (12 nm)
Rear camera layout

Ultimate U620S:

Triple

Reno Z:

Dual
Depth

Ultimate U620S: 0.8 mm thinner

Ultimate U620S:

8.3 mm

Reno Z:

9.1 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

1. Ultimate U620S

Height:

155.8 mm
Width:

75.5 mm
Depth:

8.3 mm

Weight:

Unknown
2. Reno Z

Height:

157.3 mm
Width:

74.9 mm
Depth:

9.1 mm +0.8 mm versus Ultimate U620S

Weight:

186 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

1. Ultimate U620S

Screen diagonal:

6.2 in

Aspect ratio (height:width):

18.5:9

Approximate rectangular screen area:

97.6 cm²
2. Reno Z

Screen diagonal:

6.4 in

Aspect ratio (height:width):

19.5:9

Approximate rectangular screen area:

100.5 cm²

Reno Z has approximately 3.1% more rectangular screen area than Ultimate U620S.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Ultimate U620S: Original memory entry

64 GB · 512GB 4GB

Reno Z: Original memory entry

128 GB · 4/8 GB RAM - Europe 128/256 GB · 6 GB RAM or 128 GB · 8 GB RAM - China

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Ultimate U620S

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 128 GB (uses SIM 2 slot)

2. Reno Z

NFC:: Yes
Headphone jack:: Yes
Memory card support:: No

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

1. Ultimate U620S

4000 mAh
2. Reno Z

4035 mAh

+35 mAh versus Ultimate U620S

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Ultimate U620S2. Reno Z

Everyday essentials

Everyday essentials — specifications for Ultimate U620S, Reno Z.
Specification	Ultimate U620S	Reno Z
Dimensions (HxWxD)	155.8 Х 75.5 Х 8.3 mm	157.3 Х 74.9 Х 9.1 mm
Weight	0 g	186 g
Technology	IPS LCD	AMOLED
Screen size	6.2" inch	6.4" inch
Screen resolution	720 x 1520 px	1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64 GB 512GB 4GB	128 GB 4/8 GB RAM - Europe 128/256 GB 6 GB RAM or 128 GB 8 GB RAM - China
Memory card support	microSD up to 128 GB (uses SIM 2 slot)	No
Battery Capacity is not battery life. No endurance test is implied.	4000 mAh Removable Li-Po	4035 mAh Non-removable Li-Po
Operating system OS	Android 9.0 (Pie)	Android 9.0 (Pie); ColorOS 6
Chipset	Mediatek MT6765 Helio P35 (12nm)	Mediatek MT6779 Helio P90 (12 nm)
NFC	Unknown	Yes
Headphone jack	Yes	Yes

Display

Display — specifications for Ultimate U620S, Reno Z.
Specification	Ultimate U620S	Reno Z
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	97.6 cm2	101.0 cm2
Screen format	18.5:9 (height:width)	19.5:9 (height:width)
Screen to body ratio	82.9%	85.8%
PPI /points per inch/	265 PPI	402 PPI
Screen protection	Unknown	Corning Gorilla Glass 5

Camera and Video

Camera and Video — specifications for Ultimate U620S, Reno Z.
Specification	Ultimate U620S	Reno Z
Rear camera, main	16 MP Triple	48 MP Dual
Camera specs	16 MP PDAF -2 MP -VGA depth sensor	48 MP f/1.7 26mm (wide) 1/2.0'' 0.8µm PDAF -5 MP f/2.4 depth sensor
Functions	Dual-LED dual-tone flash panorama HDR	HDR
Video	1080p	1080p@30fps
Front camera, selfie	16 MP Single	32 MP Single
Specifications	16 MP	32 MP f/2.0

Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Ultimate U620S, Reno Z.
Specification	Ultimate U620S	Reno Z
Processor CPU	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)	Octa-core (2x2.2 GHz Cortex-A75 & 6x2.0 GHz Cortex-A55)
Graphics processor GPU	PowerVR GE8320	PowerVR GM9446
Antutu 8 score *	Unknown	213989

General specs

General specs — specifications for Ultimate U620S, Reno Z.
Specification	Ultimate U620S	Reno Z
Release date	2019 January	2019 May
Colors	Aurora Red Aurora Blue	Jet Black Aurora Purple - Europe Star Purple Extreme Night Black Coral Orange Bead White - China
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	Unknown	330 EUR
Body build	Unknown	Front/back glass plastic frame

Communication and Connectivity

Communication and Connectivity — specifications for Ultimate U620S, Reno Z.
Specification	Ultimate U620S	Reno Z
SIM card	Hybrid Dual SIM (Nano-SIM dual stand-by)	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 20(800) 38(2600) 40(2300) 41(2500)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE (unspecified)
Speed	HSPA LTE-A	HSPA 42.2/5.76 Mbps LTE-A
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot
GPS	Yes with A-GPS GLONASS	Yes with A-GPS GLONASS GALILEO BDS
USB	2.0 Type-C 1.0 reversible connector USB On-The-Go	Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	5.0 A2DP LE	5.0 A2DP EDR LE aptX HD

Music and Audio

Music and Audio — specifications for Ultimate U620S, Reno Z.
Specification	Ultimate U620S	Reno Z
Radio	FM radio	No
Others	Active noise cancellation with dedicated mic	HDR10 Active noise cancellation with dedicated mic -24-bit/192kHz audio -Dolby Atmos sound

Other features

Other features — specifications for Ultimate U620S, Reno Z.
Specification	Ultimate U620S	Reno Z
Dop	Sensors Fingerprint (side-mounted) accelerometer gyro proximity compass	Sensors Fingerprint (under display) accelerometer gyro proximity compass - Fast battery charging 20W (VOOC 3.0) - Versions: PCDM10 CPH1979

Energizer Ultimate U620S vs Oppo Reno Z