Redmi A1 vs Redmi 9A
| Formfaktor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
| Wasser- und Staubdichtigkeit |  | | IP52 | |
| Größe | 164.90 x 76.75 x 9.09 mm | 164.90 x 77.07 x 9.00 mm | 163.95 x 74.94 x 8.49 mm | 164.10 x 75.50 x 9.20 mm |
| Gewicht | 192.00 g | 196.00 g | 185.00 g | 203.00 g |
| Bildschirmdiagonale | 6.52" | 6.53" | 6.50" | 6.52" |
| Anzeige | Farbdisplay / IPS TFT 16M Farben 720 x 1600 px (6.52") 269 ppi | Farbdisplay / IPS TFT 16M Farben 720 x 1600 px (6.53") 263 ppi | Farbdisplay / IPS TFT 16M Farben 90 Hz 720 x 1600 px (6.50") 270 ppi | Farbdisplay / IPS TFT 16M Farben 60 Hz 720 x 1600 px (6.52") 269 ppi |
| Displayschutz |   | | | |
| Sekundäranzeige | | | | |
| Schutz des Touch-Displays | | | | |
| Gesprächszeit | | 2G: Bis zu 2280 Min (38.0 Std.) | | |
| Maximale Wiedergabezeit | nd | Audio: 168 h (7.0 Tage) Video: 19 h (0.8 Tage) | nd | nd |
| Standard-Akku | Li-Ion 5000 mAhPowerbank kaufen | Li-Ion 5000 mAhPowerbank kaufen | Li-Ion 5000 mAhPowerbank kaufen | Li-Ion 4000 mAhPowerbank kaufen |
| Schnelladefunktion | | | |  |
| Kabelloses Laden | | | | |
| Interner Speicher | 32 GB | 32 GB | 32 GB, 64 GB | 32 GB |
| Endbenutzerspeicher | | | | 24 GB |
| RAM-Speicher | 2 GB | 2 GB | 3 GB, 4 GB | 2 GB |
| MicroSD-Steckplatz | microSD, microSDHC, microSDXC bis zu 256 GBSpeicherkarte kaufen | microSD, microSDHC, microSDXC bis zu 512 GBSpeicherkarte kaufen | microSD, microSDHC, microSDXC bis zu 1000 GBSpeicherkarte kaufen | microSD, microSDHC, microSDXC bis zu 512 GBSpeicherkarte kaufen |
| Betriebssystem | Android 12 Go | Android | Android 12 | Android 12 Go |
| Prozessor-Name | MediaTek Helio A22 MT6761 | MediaTek Helio G25 MT6762V | MediaTek Helio G37 MT6765V/CB | Unisoc SC9863A |
| Prozessor-Geschwindigkeit | 2000 MHz | 2000 MHz | 2300 MHz | 1600 MHz |
| GPU | PowerVR GE8300 @660 MHz | PowerVR GE8320 @650 MHz | IMG PowerVR GE8320 @680 MHz | IMG8322 @550 MHz |
| Touchscreen | | | | |
| SAR-Wert | | | | 1,038 W/kg |
| Dual SIM | | | | |
| Standard der SIM-Karten | | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) | SingleSIM(nanoSIM) |
| DualSIM-Modus | nd | dual standby | dual standby | nd |
| Hybrid Dual-SIM | nd | | | nd |
| Gestartet | III. Quartal 2022 | III. Quartal 2020 | II. Quartal 2022 | II. Quartal 2023 |
| Andere Namen | Xiaomi Redmi A1; 220733SG | M2006C3LG; Dandelion; Xiaomi Redmi 9A | - | - |
| GSM Band | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS Band | 850 900 2100 | 850 900 1700 1900 | 850 900 1900 2100 | 850 900 2100 |
| LTE-Standard | FDD LTE: 2100, 1800, 900, 850 TDD LTE: 2500, 2300 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300 | FDD LTE: 2700, 2100, 1800, 900, 850, 700 TDD LTE: 2300 |
| 5G-Standard | | | | |
| CDMA Band | | | | |
| TD-SCDMA-Standard | | | | |
| UMA-Technik | | | | |
KAMERAS - RÜCKSEITE
| Erste Kamera | | | | |
| Kameratyp | Standard | Standard | Standard | Standard |
| Sensorauflösung | 8 Mpx | 13 Mpx | 16 Mpx | 8 Mpx |
| Pixel Größe | | 1,12 µm | 1 µm | |
| Optischer Zoom | | | | |
| Sichtfeld | | 74 ° | | |
| Fotolicht | LED | LED | LED | LED |
| Zweifarbiger LED-Blitz | | | | |
| Video-Auflösung | | 1920x1080 px | 1920x1080 px | |
| Videoformate | | H.264, H.265, MPEG4 - 30 fps | H.264, H.265, MPEG4 - 30 fps | H.263, H.264, MPEG4 |
| Zusätzlich | AF | AF, f/2.2 | AF, f/2.2 | AF |
| Zweite Kamera | | | | |
| Kameratyp | | nd | Tiefenschärfe | nd |
| Sensorauflösung | | nd | 2 Mpx | nd |
| Pixel Größe | | nd | 1,75 µm | nd |
| Standbildauflösungen | | nd | 1600x1200 px | nd |
| Optischer Zoom | | nd | | nd |
| Fotolicht | LED | nd | LED | nd |
| Zweifarbiger LED-Blitz | | nd | | nd |
| Videoformate | | nd | H.264, H.265, MPEG4 - 30 fps | nd |
| Zusätzlich | FF | nd | FF, f/2.4 | nd |
| Dritte Kamera | | | | |
| Kameratyp | nd | nd | Makro-Objektiv | nd |
| Sensorauflösung | nd | nd | 2 Mpx | nd |
| Pixel Größe | nd | nd | 1,75 µm | nd |
| Standbildauflösungen | nd | nd | 1600x1200 px | nd |
| Optischer Zoom | nd | nd | | nd |
| Fotolicht | nd | nd | LED | nd |
| Zweifarbiger LED-Blitz | nd | nd | | nd |
| Videoformate | nd | nd | H.264, H.265, MPEG4 - 30 fps | nd |
| Zusätzlich | nd | nd | FF, f/2.4 | nd |
KAMERAS - FRONTSEITE
| Erste Kamera | | | | |
| Kameratyp | Porträtobjektiv | Porträtobjektiv | Porträtobjektiv | Porträtobjektiv |
| Sensorauflösung | 5 Mpx | 5 Mpx | 8 Mpx | 5 Mpx |
| Pixel Größe | | | 1,12 µm | |
| Optischer Zoom | | | | |
| Sichtfeld | | 83 ° | | |
| Fotolicht | | | | |
| Zweifarbiger LED-Blitz | | | | |
| Video-Auflösung | | | 1920x1080 px | |
| Videoformate | | H.264, H.265, MPEG4 - 30 fps | H.264, H.265, MPEG4 - 30 fps | H.263, H.264, MPEG4 |
| Zusätzlich | FF | FF, f/2.2 | FF, f/2.0 | FF |
SENSOREN
| Beschluenigungsmesser | | | | |
| Abstandssensor | | | | |
| Lichtsensor | | | | |
| Magnetometer | | | | |
| Gyroskop | | | | |
| Barometer | | | | |
| Höhenmesser | | | | |
| Gravitationssensor | | | | |
| Hall-Sensor | | | | |
| Iris-Scanner | | | | |
| Fingerabdruckscanner | | | | |
| Thermometer | | | | |
| Hygrometer | | | | |
Datenübertragung
| xHTML | | | | |
| WAP | v2.0 | v2.0 | v2.0 | v2.0 |
| HSCSD | | | | |
| HSDPA | 42.20 Mbit/s | 42.20 Mbit/s | 42.20 Mbit/s | 42.20 Mbit/s |
| HSUPA | 5.76 Mbit/s | 5.76 Mbit/s | 5.76 Mbit/s | 5.76 Mbit/s |
| HSPA | | | | |
| HSPA+ | | | | |
| LTE DL | - | - | - | - |
| LTE UP | 51.00 Mbit/s | - | - | 102.00 Mbit/s |
| WIMAX+ | | | | |
| GPRS | | | | |
| EDGE | | | | |
| Bluetooth | v5.0 | v5.0 | v5.0 | v4.2 |
| A2DP Profile | | | | |
| HDMI | | | | |
| WiFi | v802.11 b/g/n | v802.11 b/g/n | v802.11 a/b/g/n/ac | v802.11 b/g/n |
| WLAN-Frequenzen | 2,4 GHz | 2,4 GHz | 2,4 GHz | 2,4 GHz |
| WiFi Direct | | | | |
| WiFi Display | | | | |
| DLNA | | | | |
| Miracast | | | | |
| WiFi-Hotspot | | | | |
| IrDA | | | | |
| USB | v2.0 | v2.0 | v2.0 Type-C | v2.0 |
| GPS | | | | |
| A-GPS | | | | |
| GLONASS | | | | |
| Beidou | | | | |
| Galileo | | | | |
| QZSS | | | | |
| NFC | | | | |
KOMMUNIKATION UND MESSAGING
| Anklopfen | | | | |
| Telefonkonferenz | | | | |
| Rufumleitung | | | | |
| Push To Talk | | | | |
| Instant Messenger | | | | |
| SMS | | | | |
| EMS | | | | |
| MMS | | | | |
| Worterkennung | T9 | T9 | T9 | T9 |
| Swype | | | | |
| E-Mail Funktion | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| QWERTY-Tastatur | | | | |
| RSS-Reader | | | | |
Multimedia
| Radio | | | | |
| MP3-Player | | | | |
| Stereo-Lautsprecher | | | | |
| Audio Jack | 3.5 mm | 3.5 mm | 3.5 mm | 3.5 mm |
| HD Voice | | | | |
| Audioformate | AAC, AAC+, AMR, MID, WAV, eAAC+ | AAC, AAC+, AMR, MID, WAV, eAAC+ | AAC, AAC+, AMR, MID, WAV, eAAC+ | AAC, AAC+, AMR, MID, WAV, eAAC+ |
| Polyphoner Klingeltöne | | | | |
| Video Klingeltöne | | | | |
| Klingelton Komponisten | | | | |
| Spiele | | | | |
| Java | ART | ART | ART | ART |
| Videotelefoniegespräche | | | | |
| DVB-H TV | | | | |
| TV-Ausgang | | | | |
PIM UND ZUSÄTZLICHE FUNKTIONEN
| Uhr | | | | |
| Stoppuhr | | | | |
| Alarmfunktion | | | | |
| Rechner | | | | |
| Währungsumrechner | | | | |
| Organizer | | | | |
| Kalender | | | | |
| Offline-Modus | | | | |
| SyncML | | | | |
| Daten und Fax | | | | |
| Bildschirmschoner | | | | |
| Themen | | | | |
| Oberschale | | | | |
| Sprachsteuerung | | | | |
| Freisprechfunktion | | | | |
| Sprachmemo | | | | |
| Vibrationsalarm | | | | |