Creo este foro para todos los equipos y referencias de la serie Redmi 9 que se comercializan en Colombia o que hayan adquirido en otros paises y que dejo abierto para modificar este primer post
Xiaomi Redmi 9
Network Technology
GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE-A
Launch Announced 2020, June 10
Status Available. Released 2020, June 10
Body Dimensions 163.3 x 77 x 9.1 mm (6.43 x 3.03 x 0.36 in)
Weight 198 g (6.98 oz)
Build Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM Dual SIM (Nano-SIM, dual stand-by)
Display Type IPS LCD, 400 nits (typ)
Size 6.53 inches, 104.7 cm2 (~83.2% screen-to-body ratio)
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
Protection Corning Gorilla Glass 3
Platform OS Android 10, MIUI 11
Chipset Mediatek Helio G80 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G52 MC2
Memory Card slot microSDXC (dedicated slot)
Internal 32GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
eMMC 5.1
Main Camera Quad 13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, PDAF
8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
Features LED flash, HDR, panorama
Video 1080p@30fps
Selfie camera Single 8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm
Features HDR
Video 1080p@30fps
Sound Loudspeaker Yes
3.5mm jack Yes
Comms WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS, BDS
NFC Yes (market/region dependent)
Infrared port Yes
Radio Wireless FM radio (no wired headphones required)
USB USB Type-C 2.0, USB On-The-Go
Features Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass
Battery Type Li-Po 5020 mAh, non-removable
Charging Fast charging 18W
Misc Colors Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue
Models M2004J19G, M2004J19C
SAR 0.91 W/kg (head) 1.00 W/kg (body)
SAR EU 0.71 W/kg (head) 1.06 W/kg (body)
Price $ 139.99 / € 139.00 / £ 89.00 / ₹ 8,999
Tests Performance AnTuTu: 201829 (v8)
GeekBench: 1325 (v5.1)
Display Contrast ratio: 1624:1 (nominal)
Camera Photo / Video
Loudspeaker -26.9 LUFS (Good)
Battery life
Endurance rating 131h
Videos sobre el Unboxing y Review de este modelo:
La versión corresponde a 64Gb internas.
Disponibilidad y Precios:
Claro móviles: $521.900 clientes antiguos / $578.900 clientes nuevos
Alkosto/ K-tronik: $599.900 (incluye promo maletín manos libres)
Xiaomi Redmi 9A
Network Technology
GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE-A
Launch Announced 2020, June 30
Status Available. Released 2020, July 07
Body Dimensions 164.9 x 77.1 x 9 mm (6.49 x 3.04 x 0.35 in)
Weight 196 g (6.91 oz)
SIM Dual SIM (Nano-SIM, dual stand-by)
Display Type IPS LCD, 400 nits (typ)
Size 6.53 inches, 102.9 cm2 (~81.0% screen-to-body ratio)
Resolution 720 x 1600 pixels, 20:9 ratio (~269 ppi density)
Platform OS Android 10, MIUI 12
Chipset MediaTek Helio G25 (12 nm)
CPU Octa-core (4x2.0 GHz Cortex-A53 & 4x1.5 GHz Cortex-A53)
GPU PowerVR GE8320
Memory Card slot microSDXC (dedicated slot)
Internal 32GB 2GB RAM, 32GB 3GB RAM, 128GB 6GB RAM
eMMC 5.1
Main Camera Single 13 MP, f/2.2, 28mm (wide), 1.0µm, PDAF
Features LED flash, HDR
Video 1080p@30/60fps
Selfie camera Single 5 MP, f/2.2, (wide), 1.12µm
Features HDR
Video 1080p@30fps
Sound Loudspeaker Yes
3.5mm jack Yes
Comms WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS, BDS
NFC No
Radio FM radio
USB microUSB 2.0, USB On-The-Go
Features Sensors Accelerometer, proximity
Battery Type Li-Po 5000 mAh, non-removable
Charging Charging 10W
Misc Colors Carbon Gray, Sky Blue, Ocean Green
Models M2006C3LG, M2006C3LI, M2006C3LC
Modelo en Colombia, corresponde al de 32Gb internas.
Disponibilidad y Precios:
Alkosto / K-tronik: $429.900
Claro Móviles: $376.900 para clientes antiguos / $418.900 para clientes nuevos y prepago
Tigo: $429.900
Xiaomi Redmi 9C
Este modelo tiene variante 9C NFC, por lo que al parecer, no llegó a Colombia por tema de accesibilidad y ''poco uso'' de esta característica.
Network Technology
GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE-A
Launch Announced 2020, June 30
Status Available. Released 2020, August 12
Body Dimensions 164.9 x 77 x 9 mm (6.49 x 3.03 x 0.35 in)
Weight 196 g (6.91 oz)
SIM Dual SIM (Nano-SIM, dual stand-by)
Display Type IPS LCD, 400 nits (typ)
Size 6.53 inches, 102.9 cm2 (~81.1% screen-to-body ratio)
Resolution 720 x 1600 pixels, 20:9 ratio (~269 ppi density)
Platform OS Android 10, MIUI 12
Chipset MediaTek Helio G35 (12 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU PowerVR GE8320
Memory Card slot microSDXC (dedicated slot)
Internal 32GB 2GB RAM, 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
eMMC 5.1
Main Camera Triple 13 MP, f/2.2, 28mm (wide), 1.0µm, PDAF
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
Features LED flash, HDR
Video 1080p@30fps
Selfie camera Single 5 MP, f/2.2, (wide), 1.12µm
Features HDR
Video 1080p@30fps
Sound Loudspeaker Yes
3.5mm jack Yes
Comms WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS, BDS
NFC No
Radio FM radio
USB microUSB 2.0, USB On-The-Go
Features Sensors Fingerprint (rear-mounted), accelerometer, proximity
Battery Type Li-Po 5000 mAh, non-removable
Charging Charging 10W
Misc Colors Midnight Gray, Sunrise Orange, Twilight Blue
Models M2006C3MG
Disponibilidad y Precios:
Claro: $449.900 clientes antiguos / $494.900 clientes nuevos y en prepago
Movistar: $499.950
Tigo: $529.900
Alkosto / K-tronik: $499.900 con cualquier medio de pago / $471.900 con TC Alkosto
Otros modelos:
Xiaomi Redmi 9i, Redmi 9 Prime y Redmi 9AT
Xiaomi Redmi 9

Network Technology
GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE-A
Launch Announced 2020, June 10
Status Available. Released 2020, June 10
Body Dimensions 163.3 x 77 x 9.1 mm (6.43 x 3.03 x 0.36 in)
Weight 198 g (6.98 oz)
Build Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM Dual SIM (Nano-SIM, dual stand-by)
Display Type IPS LCD, 400 nits (typ)
Size 6.53 inches, 104.7 cm2 (~83.2% screen-to-body ratio)
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
Protection Corning Gorilla Glass 3
Platform OS Android 10, MIUI 11
Chipset Mediatek Helio G80 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G52 MC2
Memory Card slot microSDXC (dedicated slot)
Internal 32GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
eMMC 5.1
Main Camera Quad 13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, PDAF
8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
Features LED flash, HDR, panorama
Video 1080p@30fps
Selfie camera Single 8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm
Features HDR
Video 1080p@30fps
Sound Loudspeaker Yes
3.5mm jack Yes
Comms WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS, BDS
NFC Yes (market/region dependent)
Infrared port Yes
Radio Wireless FM radio (no wired headphones required)
USB USB Type-C 2.0, USB On-The-Go
Features Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass
Battery Type Li-Po 5020 mAh, non-removable
Charging Fast charging 18W
Misc Colors Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue
Models M2004J19G, M2004J19C
SAR 0.91 W/kg (head) 1.00 W/kg (body)
SAR EU 0.71 W/kg (head) 1.06 W/kg (body)
Price $ 139.99 / € 139.00 / £ 89.00 / ₹ 8,999
Tests Performance AnTuTu: 201829 (v8)
GeekBench: 1325 (v5.1)
Display Contrast ratio: 1624:1 (nominal)
Camera Photo / Video
Loudspeaker -26.9 LUFS (Good)
Battery life
Endurance rating 131h

Videos sobre el Unboxing y Review de este modelo:
Disponibilidad y Precios:
Claro móviles: $521.900 clientes antiguos / $578.900 clientes nuevos
Alkosto/ K-tronik: $599.900 (incluye promo maletín manos libres)
Xiaomi Redmi 9A

Network Technology
GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE-A
Launch Announced 2020, June 30
Status Available. Released 2020, July 07
Body Dimensions 164.9 x 77.1 x 9 mm (6.49 x 3.04 x 0.35 in)
Weight 196 g (6.91 oz)
SIM Dual SIM (Nano-SIM, dual stand-by)
Display Type IPS LCD, 400 nits (typ)
Size 6.53 inches, 102.9 cm2 (~81.0% screen-to-body ratio)
Resolution 720 x 1600 pixels, 20:9 ratio (~269 ppi density)
Platform OS Android 10, MIUI 12
Chipset MediaTek Helio G25 (12 nm)
CPU Octa-core (4x2.0 GHz Cortex-A53 & 4x1.5 GHz Cortex-A53)
GPU PowerVR GE8320
Memory Card slot microSDXC (dedicated slot)
Internal 32GB 2GB RAM, 32GB 3GB RAM, 128GB 6GB RAM
eMMC 5.1
Main Camera Single 13 MP, f/2.2, 28mm (wide), 1.0µm, PDAF
Features LED flash, HDR
Video 1080p@30/60fps
Selfie camera Single 5 MP, f/2.2, (wide), 1.12µm
Features HDR
Video 1080p@30fps
Sound Loudspeaker Yes
3.5mm jack Yes
Comms WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS, BDS
NFC No
Radio FM radio
USB microUSB 2.0, USB On-The-Go
Features Sensors Accelerometer, proximity
Battery Type Li-Po 5000 mAh, non-removable
Charging Charging 10W
Misc Colors Carbon Gray, Sky Blue, Ocean Green
Models M2006C3LG, M2006C3LI, M2006C3LC
Disponibilidad y Precios:
Alkosto / K-tronik: $429.900
Claro Móviles: $376.900 para clientes antiguos / $418.900 para clientes nuevos y prepago
Tigo: $429.900
Xiaomi Redmi 9C
Este modelo tiene variante 9C NFC, por lo que al parecer, no llegó a Colombia por tema de accesibilidad y ''poco uso'' de esta característica.

Network Technology
GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE-A
Launch Announced 2020, June 30
Status Available. Released 2020, August 12
Body Dimensions 164.9 x 77 x 9 mm (6.49 x 3.03 x 0.35 in)
Weight 196 g (6.91 oz)
SIM Dual SIM (Nano-SIM, dual stand-by)
Display Type IPS LCD, 400 nits (typ)
Size 6.53 inches, 102.9 cm2 (~81.1% screen-to-body ratio)
Resolution 720 x 1600 pixels, 20:9 ratio (~269 ppi density)
Platform OS Android 10, MIUI 12
Chipset MediaTek Helio G35 (12 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU PowerVR GE8320
Memory Card slot microSDXC (dedicated slot)
Internal 32GB 2GB RAM, 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
eMMC 5.1
Main Camera Triple 13 MP, f/2.2, 28mm (wide), 1.0µm, PDAF
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
Features LED flash, HDR
Video 1080p@30fps
Selfie camera Single 5 MP, f/2.2, (wide), 1.12µm
Features HDR
Video 1080p@30fps
Sound Loudspeaker Yes
3.5mm jack Yes
Comms WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS, BDS
NFC No
Radio FM radio
USB microUSB 2.0, USB On-The-Go
Features Sensors Fingerprint (rear-mounted), accelerometer, proximity
Battery Type Li-Po 5000 mAh, non-removable
Charging Charging 10W
Misc Colors Midnight Gray, Sunrise Orange, Twilight Blue
Models M2006C3MG

Disponibilidad y Precios:
Claro: $449.900 clientes antiguos / $494.900 clientes nuevos y en prepago
Movistar: $499.950
Tigo: $529.900
Alkosto / K-tronik: $499.900 con cualquier medio de pago / $471.900 con TC Alkosto
Otros modelos:
Xiaomi Redmi 9i, Redmi 9 Prime y Redmi 9AT