Tecno 7c droipad pro is a 7 inch tablet that is economisable and accept sim card
Full specifications:
*Launch Date : March 1. 2016

*Availability: March 8, 2016

*GSM: GSM 900 / 1800

*3G : WCDMA 2100

*4G : No

*SIM Type : Dual SIM; Standard SIM + Micro SIM

*OS: Android Lollipop 5.1

*Voice : Yes; Pad + Phone

*Dimensions : 190 x 110 x 8.5 mm
Weight : g

*Display: 7.0-inch, 600 x 1024 pixels, IPS capacitive touchscreen

*Build: Full Metal Unibody

*Build: Champagne Gold; Space Grey; Premium silver

*Processor Type : Quad-core 1.3 GHz CPU

*Processor Name: Mediatek MT8321

*Graphics Processor : Mali 400

*RAM : 1 GB

*Internal Storage : 16 GB

*External Storage : MicroSD card up to 32GB

*Rear  camera: 2 megapixel, with LED flash

*Video recording: Yes

*Front-facing : 2 megapixel, with LED flash

*Music Support : mp3, aac, aac+, eaac+, amr, wb-amr, midi

*Loudspeaker : Yes

*Video Support : mpeg4, h.263, h.264

*FM Radio: Yes; works without using a headset.

*Bluetooth: v4.0

*WiFi: Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot

*GPS: Yes

*USB : microUSB v2.0; USB On-The-Go

*Charging : Fast Charge 2.0

*Battery : Non-removable Li-Ion 3000 mAh

*Power Management : Ultra lower power mode

*Launch Date : March 1. 2016

*Availability: March 8, 2016

Infinix x500 is an Android powered 5.0″ WVGA TFT LCD smartphone with 8MP camera ideal for travel, work and home. Infinix Eagle Race X500 display 5.0 inch with 480 x 854 pixels resolution.
Infinix x500 specifications:

*2G Network: Yes

*3G Network: Yes

*SIM: Mini-Sim

*Dimension: 147 x 76 x 9.7

*Capacitive Touchscreen Size: 5.0 inches

*Resolution: 480 x 854 pixels

*Multi touch: Yes

*Alert types: WAV, MP3, MIDI, AMR, AAC Ringtones

*Loudspeaker: Yes

*Earphone Jack: 3.5mm

*Card slot: microSD, up to 32gb, 8gb included

*Internal: 4GB storage, 512mb RAM

*GPRS: Yes

*EDGE: Yes

*Accelerometer, Proximity Sensor, Light Sensor

*3G
HSDPA & HSUPA

*WLAN: WiFi 802.11 a/b/g/n, Wi-Fi Hotspot

*Bluetooth: Yes, 3.0

*NFC: No

*USB: Yes, microUSB 2.0

*Camera
Primary: 8.0MP camera, with Autofocus and BSI

*Secondary: 0.3MP

*OS: Android OS, 4.1(Jellybean)

*CPU: 1.0Ghz Dual Core

*Sensors: G-sensor, Light Sensor, Proximity Sensor

*Messaging: SMS, MMS, Email, Push Mail, IM, RSS

*Browser: HTML, Adobe Flash

*Radio: Stereo FM

*GPS: Yes

*Java: Yes, Via Java Emulator

*Others: MP3, MIDI, AMR, AAC Player
3GP, MP4 Player
Virtually All Video Format Player(Via 3rd party apps)

-Google Maps
-Facebook
-Yahoo
-Gmail
-Image editor
-Google Talk
-Youtube

*Battery Capacity: Li-ion 2000mAh

*Standby: Up to 500 hours (2G), up to 380hours(3G)

Infinix x500 is not too costly and pocket friendly.you can find it availabli in stores around.

Samsung galaxy s8 produced by samsung electronics and part of the samsung galaxy s series.Announced march 2017 and even with mouth watering features at an affordable price.
-Tech.                   HSPA/GSM/LTE
-Status                 Available and Released 2017 April.
-Dimensions        148.9 x 68.1 x 8 mm (5.86 x 2.68 x 0.31 in)
-Weight                  155 g (5.47 oz).
-Build                     Front/back glass (Gorilla Glass 5), aluminum frame
Sim                         Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
* Samsung Pay (Visa, MasterCard certified)
* IP68 certified - dust/water proof over 1.5 meter and 30 minutes
-Type                     Super AMOLED capacitive touchscreen, 16M colors.
-Size                       5.8 inches, 84.8 cm2 (~83.6% screen-to-body ratio)
-Resolution             1440 x 2960 pixels, 18.5:9 ratio (~570 ppi density)
-Multitouch             Yes
-Protection                Corning Gorilla Glass 5
- HDR10 compliant
- 3D Touch (home button only)
- Always-on display
-Os                              Android 7.0 (Nougat)
-Chipset                     Exynos 8895 Octa - EMEA
Qualcomm MSM8998 Snapdragon 835 - USA & China
-Cpu                   Octa-core (4x2.3 GHz & 4x1.7 GHz) - EMEA
Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) - USA & China
-Gpu                 Mali-G71 MP20 - EMEA
Adreno 540 - USA & China
-Card slot           microSD, up to 256 GB (uses SIM 2 slot) - dual SIM model only
-Internal             64 GB, 4 GB RAM
-Primary              12 MP (f/1.7, 26mm, 1/2.5", 1.4 µm, Dual Pixel PDAF), phase detection autofocus, OIS, LED flash, check quality
-Features               Geo-tagging, simultaneous 4K video and 9MP image recording, touch focus, face/smile detection, Auto HDR, panorama
Video                2160p@30fps, 1080p@60fps, 720p@240fps, HDR, dual-video rec., check quality
-Secondary              8 MP (f/1.7, 25mm, 1/3.6", 1.22 µm), autofocus, 1440p@30fps, dual video call, Auto HDR
-Alert type                  Vibration; MP3, WAV ringtones
+Loud speaker                Yes
3.5mm jack                   Yes
* 32-bit/384kHz audio
* Active noise cancellation with dedicated mic
-Wlan                          Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
-Bluetooth              5.0, A2DP, LE, aptX
-Gps                         Yes, with A-GPS, GLONASS, BDS, GALILEO
-Nfc                         Yes
-Radio                    No
-Usb                           3.1, Type-C 1.0 reversible connector
-Sensor                     Iris scanner, fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2
Messaging                 SMS(threaded view), MMS, Email, Push Mail, IM
-Browser                    HTML5
-Java                         No
* Samsung DeX (desktop experience support)
* Fast battery charging (Quick Charge 2.0)
* Qi/PMA wireless charging (market dependent)
* ANT+ support
* Bixby natural language commands and dictation
* MP4/DivX/XviD/H.265 player
* MP3/WAV/eAAC+/FLAC player
* Photo/video editor
* Document editor
Non-removable Li-Ion 3000 mAh battery
-Talk time               Up to 20 h (3G)
-Music play                Up to 67 h
-Colour                       Midnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold, Rose Pink, Burgundy Red
Sar                            0.44 W/kg (head) 0.75 W/kg (body)
Sar eu                            0.32 W/kg (head) 1.27 W/kg (body)
-Price                        About 580 EUR
-Performance                 Basemark OS II: 3272 / Basemark OS II 2.0: 3376
Basemark X: 42370
-Display          Contrast ratio: Infinite (nominal), 4.768 (sunlight)
-Camera          Photo / Video
-Loudspeaker          Voice 66dB / Noise 70dB / Ring 72dB
--Audio quality           Noise -92.5dB / Crosstalk        
-Battery life.               Endurance rating 84h.