Nokia N91 vs Xiaomi Mi 9 Explorer: 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.

Weight

N91: 9 g lighter

N91:

164 g

Mi 9 Explorer:

173 g
Width

N91: 19.5 mm narrower

N91:

55.2 mm

Mi 9 Explorer:

74.7 mm
Screen diagonal

N91: 4.29 in smaller diagonal

N91:

2.1 in

Mi 9 Explorer:

6.39 in
Rear camera layout

N91:

Single

Mi 9 Explorer:

Triple
Depth

Mi 9 Explorer: 14.4 mm thinner

N91:

22 mm

Mi 9 Explorer:

7.6 mm
Height

N91: 44.4 mm shorter

N91:

113.1 mm

Mi 9 Explorer:

157.5 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. N91

Height:

113.1 mm
Width:

55.2 mm
Depth:

22 mm +14.4 mm versus Mi 9 Explorer
2. Mi 9 Explorer

Height:

157.5 mm +44.4 mm versus N91
Width:

74.7 mm +19.5 mm versus N91
Depth:

7.6 mm

Weight

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

1. N91

164 g
2. Mi 9 Explorer

173 g

+9 g versus N91

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.

At least two phones need compatible screen dimensions for a drawing.

1. N91

N91: Screen geometry unavailable or conflicting.
2. Mi 9 Explorer

Screen diagonal:

6.39 in

Aspect ratio (height:width):

19.5:9

Approximate rectangular screen area:

100.2 cm²

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.

N91: Original memory entry

4/8 GB · 64 MB RAM

Mi 9 Explorer: Original memory entry

256 GB · 8/12 GB RAM

Practical features

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

1. N91

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

2. Mi 9 Explorer

NFC:: Yes
Headphone jack:: No
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. N91

900 mAh
2. Mi 9 Explorer

3300 mAh

+2400 mAh versus N91

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. N912. Mi 9 Explorer

Everyday essentials

Everyday essentials — specifications for N91, Mi 9 Explorer.
Specification	N91	Mi 9 Explorer
Dimensions (HxWxD)	113.1 Х 55.2 Х 22 mm	157.5 Х 74.7 Х 7.6 mm
Weight	164 g	173 g
Technology	TFT	Super AMOLED
Screen size	2.1" inch	6.39" inch
Screen resolution	176 x 208 px	1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	4/8 GB 64 MB RAM	256 GB 8/12 GB RAM
Memory card support	No	No
Battery Capacity is not battery life. No endurance test is implied.	900 mAh Removable Li-Ion	3300 mAh Non-removable Li-Po
Operating system OS	Symbian 9.1 Series 60 UI 3rd Edition	Android 9.0 (Pie); MIUI 10
Chipset	Unknown	Qualcomm SDM855 Snapdragon 855 (7 nm)
NFC	Unknown	Yes
Headphone jack	Yes	No

Display

Display — specifications for N91, Mi 9 Explorer.
Specification	N91	Mi 9 Explorer
Touchscreen	Unknown	capacitive touchscreen
Display colors	256K	16M
Screen area	14.0 cm2	100.2 cm2
Screen format	Unknown	19.5:9 (height:width)
Screen to body ratio	22.5%	85.2%
PPI /points per inch/	0 PPI	403 PPI
Screen protection	Unknown	Corning Gorilla Glass 6

Camera and Video

Camera and Video — specifications for N91, Mi 9 Explorer.
Specification	N91	Mi 9 Explorer
Rear camera, main	2 MP Single	48 MP Triple
Camera specs	2 MP	48 MP f/1.5 (12GB RAM model) or f/1.8 (8GB RAM model) (wide) 1/2" 0.8µm PDAF Laser AF - 12 MP f/2.2 54mm (telephoto) 1/3.6" 1.0µm laser AF 2x optical zoom - 16 MP 13mm (ultrawide) 1/3.0"
Functions	Unknown	HDR
Video	Yes	1080p@30fps
Front camera, selfie	0 MP,	20 MP Single
Specifications	Unknown	20 MP f/2.0 0.9μm

Performance

Performance — specifications for N91, Mi 9 Explorer.
Specification	N91	Mi 9 Explorer
Processor CPU	220 MHz Dual ARM 9	Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
Graphics processor GPU	Unknown	Adreno 640

General specs

General specs — specifications for N91, Mi 9 Explorer.
Specification	N91	Mi 9 Explorer
Release date	2005 Q2	2019 February
Colors	Light Blue Chrome Dark Gray Chrome Black (Music Edition)	Transparent Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	230 EUR	530 EUR
Battery life	Stand by time- Up to 190 h (2G) / 170 h (3G) Talking time- Up to 4 h (2G) / 3 h (3G) Music play - Up to 10 h	Unknown
Body build	Unknown	Back glass (Gorilla Glass 5) aluminum frame (7000 series)

Communication and Connectivity

Communication and Connectivity — specifications for N91, Mi 9 Explorer.
Specification	N91	Mi 9 Explorer
SIM card	Mini-SIM	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 900 / 1800 / 1900	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 12(700) 17(700) 20(800) 28(700) 38(2600) 39(1900) 40(2300)
Speed	Yes 384 kbps	HSPA LTE-A
GPRS	Class 10	Yes
Edge	Class 10	Yes
Wi-Fi	Wi-Fi 802.11b/g	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct DLNA hotspot
GPS	No	Yes with dual-band A-GPS GLONASS BDS GALILEO QZSS
USB	miniUSB 2.0	2.0 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	1.2 (A2DP - 8 GB version only)	5.0 A2DP LE aptX HD
Harmful irradiation	SAR - 0.74 W/kg (head) 0.58 W/kg (body) SAR EU - 0.48 W/kg (head)	Unknown

Music and Audio

Music and Audio — specifications for N91, Mi 9 Explorer.
Specification	N91	Mi 9 Explorer
Radio	Stereo FM radio	No
Others	5-way configurable navigation key	HDR10 -DCI-P3 Active noise cancellation with dedicated mic

Other features

Other features — specifications for N91, Mi 9 Explorer.
Specification	N91	Mi 9 Explorer
Dop	Predictive text input -Voice dial -Voice memo -Organizer	Sensors Fingerprint (under display) accelerometer gyro proximity compass Infrared port - Fast battery charging 27W (Quick Charge 4+) -Fast wireless charging 20W - Also known as Xiaomi Mi 9 Transparent Edition

Nokia N91 vs Xiaomi Mi 9 Explorer

Nokia N91

Xiaomi Mi 9 Explorer